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Recognised as Number

2,704

  • Positive
  • Even
  • Composite
  • Perfect square
  • 4 digits

2,704 is an even 4-digit integer and a composite number. It has 15 divisors and a digital root of 4.

Number properties

ParityEvendivisible by 2
SignPositive
PrimalityComposite
Absolute value2,704
Digit count4
Digit sum13
Digit product0zero, because one of the digits is zero
Multiplicative persistence1times the digit product can be taken before one digit is left
Digital root4repeated digit sum
PalindromicNoreads differently backwards
Perfect squareYes, 52²
Happy numberNosquared-digit sums reach 1
Harshad numberYesdivisible by its own digit sum

Factors & divisors

Prime factorisation2^4 × 13^2
Distinct prime factors22, 13
Number of divisors15
Sum of divisors σ(n)5,673
Aliquot sum2,969sum of the proper divisors
ClassificationAbundantthe aliquot sum exceeds the number
Euler's totient φ(n)1,248integers below n that share no factor with it
Carmichael function λ(n)156the smallest exponent with aˣ ≡ 1 for every unit; smaller than φ(n) = 1,248
Möbius function μ(n)0zero, because a prime divides n twice
SquarefreeNohas a repeated prime factor
All divisors1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1,352, 2,70415 in total

Arithmetic

Previous number2,703
Next number2,705
Double5,408
Half1,352
Square7,311,616
Cube19,770,609,664
Square root52exact
Cube root13.931639536≈
Negation-2,704
Reciprocal0.0003698225≈

Representations

Decimal2,704
Binary10101001000012 bits
Octal5220
HexadecimalA90
Base 36234
Roman numeralMMDCCIV
In wordstwo thousand, seven hundred and four
Ordinaltwo thousand, seven hundred and fourth
Scientific notation2.704 × 10^3
Engineering notation2.704 × 10^3

In other bases

Ternary10201011base 3; the most digit-efficient integer base after e: 8 digits
Quinary41304base 5; one hand: 5 digits
Septenary10612base 7: 5 digits
Nonary3634base 9; each digit is two ternary digits: 4 digits
Duodecimal1694base 12; divides by 2, 3, 4 and 6, which is why eggs and inches come in twelves: 4 digits
Vigesimal6f4base 20; hands and feet, and the Mayan and Yoruba systems: 3 digits
Sexagesimal45:4base 60; Babylonian, and still how an hour and a circle are divided: 2 digits
Balanced ternary11T01011digits −1, 0 and +1 written T, 0 and 1; negation is swapping T and 1, so no sign is needed
Negabinary1111110010000base −2; place values alternate 1, −2, 4, −8, so every integer has exactly one form without a sign

Bit-level

0000101010010000
Bit length12 bitsto write the magnitude
Set bits4the population count, or Hamming weight
Zero bits8within that length
Bit parityeven4 set bits, so even; not the same as the number itself being even
Highest set bitbit 11worth 2,048
Lowest set bitbit 44 trailing zeros
Power of twoNo
Bytes20a 90
Gray code111111011000n XOR (n >> 1); successive values differ in exactly one bit

At each machine width

16-bit0000101010010000
32-bit00000000000000000000101010010000
64-bit0000000000000000000000000000000000000000000000000000101010010000
One's complement1111010101101111at 16 bits, every bit flipped
Bits reversed0000100101010000at 16 bits
Rotated left by 10001010100100000at 16 bits, wrapping
Shifted left by 11010100100000= 5,408, no wrap
Shifted right by 110101001000= 1,352, discarding the low bit
These bits as a double1.33595351 × 10^-320≈IEEE-754 binary64 reinterpretation of the same 64 bits (subnormal)

Nearest landmarks

Next prime2,707+3
Previous prime2,699−5
Distance to nearest prime3
Nearest square below2,704
Nearest square above2,809

Powers & multiples

2,704 to the power 27,311,616
2,704 to the power 319,770,609,664
2,704 to the power 453,459,728,531,456
2,704 to the power 5144,555,105,949,057,024
First ten multiples2,704, 5,408, 8,112, 10,816, 13,520, 16,224, 18,928, 21,632, 24,336, 27,040
Powers of twoBetween 2^11 (2,048) and 2^12 (4,096)

Divisibility tests

Divisible by 2Yes
Divisible by 3No, remainder 1
Divisible by 4Yes
Divisible by 5No, remainder 4
Divisible by 6No, remainder 4
Divisible by 7No, remainder 2
Divisible by 8Yes
Divisible by 9No, remainder 4
Divisible by 10No, remainder 4
Divisible by 11No, remainder 9
Divisible by 12No, remainder 4
Divisible by 100No, remainder 4

Collatz (3n + 1) trajectory

Steps to reach 153the total stopping time
Highest value reached4,3721× the starting value
Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven
First steps2,704 → 1,352 → 676 → 338 → 169 → 508 → 254 → 127 → 382 → 191 → …
Last steps… → 5 → 16 → 8 → 4 → 2 → 1

As a percentage & fraction

As a percentage270,400%
2,704% as a decimal27.04
2,704% of 1002,704
2,704% of 1,00027,040
As a fraction of 1002,704/100

Read another way

As seconds45 minutes and 4 seconds
As bytes2.641 KiB
As a year2704 AD
As a 24-bit colour#000A90

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Neighbouring numbers

Nearby primes

Also reads as

2704 (year)

  • Leap year
  • 366 days
  • 28th century
  • Rat

2704 will be a leap year of 366 days. It begins on a Friday and ends on a Saturday. Easter Sunday falls on 17 April.

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Structure of the year

Leap yearYesdivisible by 4, and by 400 if divisible by 100
Days in the year366
Days in February29
1 January fell on aFriday
31 December fell on aSaturday
Century28th century
Decade2700s
Chinese zodiacRat
Easter Sunday17 April

Patterns forced by the calendar

Weekday counts52 of each, plus an extra Friday and Saturday366 days is 52 weeks and 2 days, and the remainder starts on the weekday 1 January falls on
Sundays52
Mondays52
Tuesdays52
Wednesdays52
Thursdays52
Fridays53one of the extras
Saturdays53one of the extras
Friday the 13th1 of them13 May
ISO weeks52an ordinary 52-week year
Same calendar as2692the most recent year whose calendar is identical, so a printed one could be reused
Calendar repeats in2732, 2760, 278828 years later, then again after that; the gap is 6, 11 or 28 years, broken by centuries that skip a leap year

Months of 2704

January31 days, starts Friday
February29 days, starts Monday
March31 days, starts Tuesday
April30 days, starts Friday
May31 days, starts Sunday
June30 days, starts Wednesday
July31 days, starts Friday
August31 days, starts Monday
September30 days, starts Thursday
October31 days, starts Saturday
November30 days, starts Tuesday
December31 days, starts Thursday

Time references

These values depend on today’s date and change daily.

Unix timestamp at the start23,162,716,800
Unix timestamp at the end23,194,339,199
Years from now678 years from now
Days from today247,334 days to 1 January

The number 2704

As a number2,704
In wordstwo thousand, seven hundred and four
Roman numeralsMMDCCIV

Keep nerding

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Neighbouring years

Also reads as

#227700 (colour)

  • #227700
  • Green
  • Dark
  • Nearest: Green

#227700 is a green with RGB values 34, 119, 0 and HSL 103°, 100%, 23%. It is a dark colour, so white text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Green.

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Colour values

#227700#227700
HEX#227700
HEX (short)#270
RGBrgb(34, 119, 0)
RGB (0–1)0.1333, 0.4667, 0
RGB percentages13.3%, 46.7%, 0%
HSLhsl(102.9, 100%, 23.3%)
HSV / HSBhsv(102.9, 100%, 46.7%)
CMYK71.4%, 0%, 100%, 53.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,258,688
CSS custom property--colour: #227700;

Brightness & contrast

Relative luminance0.13534WCAG 2.x, 0 is black and 1 is white
Perceived brightness93 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.67:1
Contrast with white5.67:1WCAG normal text: AA
Contrast with black3.71:1WCAG normal text: Fail
Greyscale equivalent#5C5C5C
Inverted#DD88FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7B6B00no red cones; affects about 1% of men; ΔE 41.2 from the original
Deuteranopia#716415no green cones; the most common form, about 1% of men; ΔE 41 from the original
Tritanopia#127364no blue cones; rare, and affects men and women equally; ΔE 49.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.67:1WCAG large text: AAA
Contrast with black, large text3.71:1WCAG large text: AA

Named colours

Green · ΔE 7.8Forest green · ΔE 9.1Dark green · ΔE 9.6Olivedrab · ΔE 19.9Sea green · ΔE 29.4Dark olivegreen · ΔE 31.1
Nearest named CSS colourGreen (#008000)ΔE 7.83, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#550077
Analogous#5D7700, #00771A
Triadic#002277, #770022
Split complementary#1A0077, #77005D
Tetradic#005D77, #550077, #771A00

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#79FF44
Lighter +30%#55FF11
Lighter +20%#3FDD00
Lighter +10%#31AA00
Darker −10%#134400
Darker −20%#051100
Darker −30%#000000
Darker −40%#000000
More saturated +25%#227700
Less saturated −25%#28680F

Channel breakdown

R34
G119
B0
Red34 (13.3%)
Green119 (46.7%)
Blue0 (0%)
Hue102.86°
Saturation (HSL)100%
Lightness23.33%
Dominant channelGreen
Hex per channelR 22 · G 77 · B 00

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Every value on this page was computed from “2704” by Nerdulator’s number engine. Nothing here was retrieved from a database of answers or written by a model.