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Number

740,072

  • Positive
  • Even
  • Composite
  • 6 digits

740,072 is an even 6-digit integer and a composite number. It has 16 divisors and a digital root of 2.

Number properties

ParityEvendivisible by 2
SignPositive
PrimalityComposite
Absolute value740,072
Digit count6
Digit sum20
Digital root2repeated digit sum
PalindromicNoreads differently backwards
Happy numberNosquared-digit sums reach 1
Harshad numberNodivisible by its own digit sum

Factors & divisors

Prime factorisation2^3 × 79 × 1,171
Distinct prime factors32, 79, 1,171
Number of divisors16
Sum of divisors σ(n)1,406,400
Aliquot sum666,328sum of the proper divisors
ClassificationDeficientthe aliquot sum is less than the number
Euler's totient φ(n)365,040integers below n that share no factor with it
SquarefreeNohas a repeated prime factor
All divisors1, 2, 4, 8, 79, 158, 316, 632, 1,171, 2,342, 4,684, 9,368, 92,509, 185,018, 370,036, 740,07216 in total

Arithmetic

Previous number740,071
Next number740,073
Double1,480,144
Half370,036
Square547,706,565,184
Cube405,342,293,108,853,248
Square root860.274374836≈irrational, shown to 9 decimal places
Cube root90.453350397≈
Negation-740,072
Reciprocal0.0000013512≈

Representations

Decimal740,072
Binary1011010010101110100020 bits
Octal2645350
HexadecimalB4AE8
Base 36FV1K
Roman numeralNot defined above 3,999there is no agreed standard notation
In wordsseven hundred and forty thousand and seventy-two
Ordinalseven hundred and forty thousand and seventy-second
Scientific notation7.40072 × 10^5
Engineering notation740.072 × 10^3

Nearest landmarks

Next prime740,087+15
Previous prime740,059−13
Distance to nearest prime13
Nearest square below739,600
Nearest square above741,321

Powers & multiples

740,072 to the power 2547,706,565,184
740,072 to the power 3405,342,293,108,853,248
740,072 to the power 4299,982,481,545,655,240,953,856
740,072 to the power 5222,008,635,082,456,165,483,202,117,632
First ten multiples740,072, 1,480,144, 2,220,216, 2,960,288, 3,700,360, 4,440,432, 5,180,504, 5,920,576, 6,660,648, 7,400,720
Powers of twoBetween 2^19 (524,288) and 2^20 (1,048,576)

Divisibility tests

Divisible by 2Yes
Divisible by 3No, remainder 2
Divisible by 4Yes
Divisible by 5No, remainder 2
Divisible by 6No, remainder 2
Divisible by 7No, remainder 4
Divisible by 8Yes
Divisible by 9No, remainder 2
Divisible by 10No, remainder 2
Divisible by 11No, remainder 3
Divisible by 12No, remainder 8
Divisible by 100No, remainder 72

Collatz (3n + 1) trajectory

Steps to reach 1149the total stopping time
Highest value reached740,072
Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven
First steps740,072 → 370,036 → 185,018 → 92,509 → 277,528 → 138,764 → 69,382 → 34,691 → 104,074 → 52,037 → …
Last steps… → 5 → 16 → 8 → 4 → 2 → 1

As a percentage & fraction

As a percentage74,007,200%
740,072% as a decimal7,400.72
740,072% of 100740,072
740,072% of 1,0007,400,720
As a fraction of 100740,072/100

Read another way

As seconds8 days, 13 hours and 34 minutes
As bytes722.727 KiB
As a 24-bit colour#0B4AE8

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Neighbouring numbers

Nearby primes

Also reads as

#740072 (colour)

  • #740072
  • Magenta
  • Dark
  • Nearest: Purple

#740072 is a magenta with RGB values 116, 0, 114 and HSL 301°, 100%, 23%. It is a dark colour, so white text on it reaches 10.6:1 contrast (AAA for normal text). The nearest named colour is Purple.

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Colour values

#740072#740072
HEX#740072
RGBrgb(116, 0, 114)
RGB (0–1)0.4549, 0, 0.4471
RGB percentages45.5%, 0%, 44.7%
HSLhsl(301, 100%, 22.7%)
HSV / HSBhsv(301, 100%, 45.5%)
CMYK0%, 100%, 1.7%, 54.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,602,290
CSS custom property--colour: #740072;

Brightness & contrast

Relative luminance0.04928WCAG 2.x, 0 is black and 1 is white
Perceived brightness74.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.58:1
Contrast with white10.58:1WCAG normal text: AAA
Contrast with black1.99:1WCAG normal text: Fail
Greyscale equivalent#212121
Inverted#8BFF8D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003675no red cones; affects about 1% of men; ΔE 44 from the original
Deuteranopia#2D4370no green cones; the most common form, about 1% of men; ΔE 48.5 from the original
Tritanopia#781B40no blue cones; rare, and affects men and women equally; ΔE 36.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.58:1WCAG large text: AAA
Contrast with black, large text1.99:1WCAG large text: Fail

Named colours

Purple · ΔE 6.5Dark magenta · ΔE 11.6Rebecca purple · ΔE 19.5Indigo · ΔE 21.5Midnight blue · ΔE 30.2Dark slateblue · ΔE 30.3
Nearest named CSS colourPurple (#800080)ΔE 6.49, clearly different but related
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#007402
Analogous#3C0074, #740038
Triadic#727400, #007274
Split complementary#387400, #00743C
Tetradic#743C00, #007402, #003874

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FF41FC
Lighter +30%#FF0EFB
Lighter +20%#DA00D6
Lighter +10%#A700A4
Darker −10%#410040
Darker −20%#0E000E
Darker −30%#000000
Darker −40%#000000
More saturated +25%#740072
Less saturated −25%#660E64

Channel breakdown

R116
G0
B114
Red116 (45.5%)
Green0 (0%)
Blue114 (44.7%)
Hue301.03°
Saturation (HSL)100%
Lightness22.75%
Dominant channelRed
Hex per channelR 74 · G 00 · B 72

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Every value on this page was computed from “740072” by Nerdulator’s number engine. Nothing here was retrieved from a database of answers or written by a model.