Recognised as Number
6,704
- Positive
- Even
- Composite
- 4 digits
6,704 is an even 4-digit integer and a composite number. It has 10 divisors and a digital root of 8.
Number properties
ParityEvendivisible by 2
SignPositive
PrimalityComposite
Absolute value6,704
Digit count4
Digit sum17
Digit product0zero, because one of the digits is zero
Multiplicative persistence1times the digit product can be taken before one digit is left
Digital root8repeated digit sum
PalindromicNoreads differently backwards
Happy numberNosquared-digit sums reach 1
Harshad numberNodivisible by its own digit sum
Factors & divisors
Prime factorisation2^4 × 419
Distinct prime factors22, 419
Number of divisors10
Sum of divisors σ(n)13,020
Aliquot sum6,316sum of the proper divisors
ClassificationDeficientthe aliquot sum is less than the number
Euler's totient φ(n)3,344integers below n that share no factor with it
Carmichael function λ(n)836the smallest exponent with aˣ ≡ 1 for every unit; smaller than φ(n) = 3,344
Möbius function μ(n)0zero, because a prime divides n twice
SquarefreeNohas a repeated prime factor
All divisors1, 2, 4, 8, 16, 419, 838, 1,676, 3,352, 6,70410 in total
Arithmetic
Previous number6,703
Next number6,705
Double13,408
Half3,352
Square44,943,616
Cube301,302,001,664
Square root81.877957962≈irrational, shown to 9 decimal places
Cube root18.855787213≈
Negation-6,704
Reciprocal0.0001491647≈
Representations
Decimal6,704
Binary110100011000013 bits
Octal15060
Hexadecimal1A30
Base 36568
Roman numeralNot defined above 3,999there is no agreed standard notation
In wordssix thousand, seven hundred and four
Ordinalsix thousand, seven hundred and fourth
Scientific notation6.704 × 10^3
Engineering notation6.704 × 10^3
In other bases
Ternary100012022base 3; the most digit-efficient integer base after e: 9 digits
Quinary203304base 5; one hand: 6 digits
Septenary25355base 7: 5 digits
Nonary10168base 9; each digit is two ternary digits: 5 digits
Duodecimal3a68base 12; divides by 2, 3, 4 and 6, which is why eggs and inches come in twelves: 4 digits
Vigesimalgf4base 20; hands and feet, and the Mayan and Yoruba systems: 3 digits
Sexagesimal1:51:44base 60; Babylonian, and still how an hour and a circle are divided: 3 digits
Balanced ternary1001TT10Tdigits −1, 0 and +1 written T, 0 and 1; negation is swapping T and 1, so no sign is needed
Negabinary110111001110000base −2; place values alternate 1, −2, 4, −8, so every integer has exactly one form without a sign
Bit-level
0001101000110000
Bit length13 bitsto write the magnitude
Set bits5the population count, or Hamming weight
Zero bits8within that length
Bit parityodd5 set bits, so odd; not the same as the number itself being even
Highest set bitbit 12worth 4,096
Lowest set bitbit 44 trailing zeros
Power of twoNo
Bytes21a 30
Gray code1011100101000n XOR (n >> 1); successive values differ in exactly one bit
At each machine width
16-bit0001101000110000
32-bit00000000000000000001101000110000
64-bit0000000000000000000000000000000000000000000000000001101000110000
One's complement1110010111001111at 16 bits, every bit flipped
Bits reversed0000110001011000at 16 bits
Rotated left by 10011010001100000at 16 bits, wrapping
Shifted left by 111010001100000= 13,408, no wrap
Shifted right by 1110100011000= 3,352, discarding the low bit
These bits as a double3.31221609 × 10^-320≈IEEE-754 binary64 reinterpretation of the same 64 bits (subnormal)
Nearest landmarks
Powers & multiples
6,704 to the power 244,943,616
6,704 to the power 3301,302,001,664
6,704 to the power 42,019,928,619,155,456
6,704 to the power 513,541,601,462,818,177,024
First ten multiples6,704, 13,408, 20,112, 26,816, 33,520, 40,224, 46,928, 53,632, 60,336, 67,040
Powers of twoBetween 2^12 (4,096) and 2^13 (8,192)
Divisibility tests
Divisible by 2Yes
Divisible by 3No, remainder 2
Divisible by 4Yes
Divisible by 5No, remainder 4
Divisible by 6No, remainder 2
Divisible by 7No, remainder 5
Divisible by 8Yes
Divisible by 9No, remainder 8
Divisible by 10No, remainder 4
Divisible by 11No, remainder 5
Divisible by 12No, remainder 8
Divisible by 100No, remainder 4
Collatz (3n + 1) trajectory
Steps to reach 144the total stopping time
Highest value reached6,704
Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven
First steps6,704 → 3,352 → 1,676 → 838 → 419 → 1,258 → 629 → 1,888 → 944 → 472 → …
Last steps… → 5 → 16 → 8 → 4 → 2 → 1
As a percentage & fraction
As a percentage670,400%
6,704% as a decimal67.04
6,704% of 1006,704
6,704% of 1,00067,040
As a fraction of 1006,704/100
Read another way
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Derived from 6,704
Also reads as
6704 (year)
- Leap year
- 366 days
- 68th century
- Dragon
6704 will be a leap year of 366 days. It begins on a Friday and ends on a Saturday. Easter Sunday falls on 10 April.
Structure of the year
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 as6692the most recent year whose calendar is identical, so a printed one could be reused
Calendar repeats in6732, 6760, 678828 years later, then again after that; the gap is 6, 11 or 28 years, broken by centuries that skip a leap year
Months of 6704
January31 days, starts Friday
February29 days, starts Monday
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 start149,390,524,800
Unix timestamp at the end149,422,147,199
Years from now4,678 years from now
Days from today1,708,343 days to 1 January
The number 6704
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Also reads as
#667700 (colour)
- #667700
- Yellow
- Dark
- Nearest: Olive
#667700 is a yellow with RGB values 102, 119, 0 and HSL 69°, 100%, 23%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Olive.
Colour values
#667700#667700
HEX#667700
HEX (short)#670
RGBrgb(102, 119, 0)
RGB (0–1)0.4, 0.4667, 0
RGB percentages40%, 46.7%, 0%
HSLhsl(68.6, 100%, 23.3%)
HSV / HSBhsv(68.6, 100%, 46.7%)
CMYK14.3%, 0%, 100%, 53.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,715,136
CSS custom property--colour: #667700;
Brightness & contrast
Relative luminance0.16018WCAG 2.x, 0 is black and 1 is white
Perceived brightness106.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5:1
Contrast with white5:1WCAG normal text: AA
Contrast with black4.2:1WCAG normal text: Fail
Greyscale equivalent#6B6B6B
Inverted#9988FF
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5:1WCAG large text: AAA
Contrast with black, large text4.2:1WCAG large text: AA
Named colours
Hue familyyellow
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#110077
Analogous#774C00, #2B7700
Triadic#006677, #770066
Split complementary#002B77, #4C0077
Tetradic#00774C, #110077, #77002B
Tints, shades & saturation
Channel breakdown
R102
G119
B0
Red102 (40%)
Green119 (46.7%)
Blue0 (0%)
Hue68.57°
Saturation (HSL)100%
Lightness23.33%
Dominant channelGreen
Hex per channelR 66 · G 77 · B 00
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Harmonies
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