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Number

438,013

  • Positive
  • Odd
  • Composite
  • 6 digits

438,013 is an odd 6-digit integer and a composite number. It has 4 divisors and a digital root of 1.

Number properties

ParityOddnot divisible by 2
SignPositive
PrimalityComposite
Absolute value438,013
Digit count6
Digit sum19
Digital root1repeated digit sum
PalindromicNoreads differently backwards
Happy numberNosquared-digit sums reach 1
Harshad numberNodivisible by its own digit sum

Factors & divisors

Prime factorisation179 × 2,447
Distinct prime factors2179, 2,447
Number of divisors4
Sum of divisors σ(n)440,640
Aliquot sum2,627sum of the proper divisors
ClassificationDeficientthe aliquot sum is less than the number
Euler's totient φ(n)435,388integers below n that share no factor with it
SquarefreeYesno repeated prime factor
All divisors1, 179, 2,447, 438,0134 in total

Arithmetic

Previous number438,012
Next number438,014
Double876,026
Half219,006.5
Square191,855,388,169
Cube84,035,154,138,068,197
Square root661.825505704≈irrational, shown to 9 decimal places
Cube root75.944384519≈
Negation-438,013
Reciprocal0.000002283≈

Representations

Decimal438,013
Binary110101011101111110119 bits
Octal1527375
Hexadecimal6AEFD
Base 369DZ1
Roman numeralNot defined above 3,999there is no agreed standard notation
In wordsfour hundred and thirty-eight thousand and thirteen
Ordinalfour hundred and thirty-eight thousand and thirteenth
Scientific notation4.38013 × 10^5
Engineering notation438.013 × 10^3

Nearest landmarks

Next prime438,017+4
Previous prime438,001−12
Distance to nearest prime4
Nearest square below436,921
Nearest square above438,244

Powers & multiples

438,013 to the power 2191,855,388,169
438,013 to the power 384,035,154,138,068,197
438,013 to the power 436,808,489,969,477,665,172,561
438,013 to the power 516,122,597,117,000,820,555,228,961,293
First ten multiples438,013, 876,026, 1,314,039, 1,752,052, 2,190,065, 2,628,078, 3,066,091, 3,504,104, 3,942,117, 4,380,130
Powers of twoBetween 2^18 (262,144) and 2^19 (524,288)

Divisibility tests

Divisible by 2No, remainder 1
Divisible by 3No, remainder 1
Divisible by 4No, remainder 1
Divisible by 5No, remainder 3
Divisible by 6No, remainder 1
Divisible by 7No, remainder 2
Divisible by 8No, remainder 5
Divisible by 9No, remainder 1
Divisible by 10No, remainder 3
Divisible by 11No, remainder 4
Divisible by 12No, remainder 1
Divisible by 100No, remainder 13

Collatz (3n + 1) trajectory

Steps to reach 1187the total stopping time
Highest value reached2,806,4686× the starting value
Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven
First steps438,013 → 1,314,040 → 657,020 → 328,510 → 164,255 → 492,766 → 246,383 → 739,150 → 369,575 → 1,108,726 → …
Last steps… → 5 → 16 → 8 → 4 → 2 → 1

As a percentage & fraction

As a percentage43,801,300%
438,013% as a decimal4,380.13
438,013% of 100438,013
438,013% of 1,0004,380,130
As a fraction of 100438,013/100

Read another way

As seconds5 days, 1 hour and 40 minutes
As bytes427.747 KiB
As a 24-bit colour#06AEFD

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Neighbouring numbers

Nearby primes

Also reads as

#438013 (colour)

  • #438013
  • Green
  • Dark
  • Nearest: Olivedrab

#438013 is a green with RGB values 67, 128, 19 and HSL 94°, 74%, 29%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Olivedrab.

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Colour values

#438013#438013
HEX#438013
RGBrgb(67, 128, 19)
RGB (0–1)0.2627, 0.502, 0.0745
RGB percentages26.3%, 50.2%, 7.5%
HSLhsl(93.6, 74.1%, 28.8%)
HSV / HSBhsv(93.6, 85.2%, 50.2%)
CMYK47.7%, 0%, 85.2%, 49.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,423,699
CSS custom property--colour: #438013;

Brightness & contrast

Relative luminance0.16679WCAG 2.x, 0 is black and 1 is white
Perceived brightness104.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.84:1
Contrast with white4.84:1WCAG normal text: AA
Contrast with black4.34:1WCAG normal text: Fail
Greyscale equivalent#6B6B6B
Inverted#BC7FEC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#857500no red cones; affects about 1% of men; ΔE 34.3 from the original
Deuteranopia#7D7021no green cones; the most common form, about 1% of men; ΔE 33.8 from the original
Tritanopia#417B6Dno blue cones; rare, and affects men and women equally; ΔE 48.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.84:1WCAG large text: AAA
Contrast with black, large text4.34:1WCAG large text: AA

Named colours

Olivedrab · ΔE 12.1Forest green · ΔE 12.2Green · ΔE 14Dark green · ΔE 14.1Dark olivegreen · ΔE 26.3Olive · ΔE 26.9
Nearest named CSS colourOlivedrab (#6B8E23)ΔE 12.07, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#501380
Analogous#7A8013, #138019
Triadic#134380, #801343
Split complementary#191380, #80137A
Tetradic#137A80, #501380, #801A13

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A8EA75
Lighter +30%#8DE448
Lighter +20%#71D920
Lighter +10%#5AAC1A
Darker −10%#2C540C
Darker −20%#152706
Darker −30%#000000
Darker −40%#000000
More saturated +25%#419201
Less saturated −25%#456E25

Channel breakdown

R67
G128
B19
Red67 (26.3%)
Green128 (50.2%)
Blue19 (7.5%)
Hue93.58°
Saturation (HSL)74.15%
Lightness28.82%
Dominant channelGreen
Hex per channelR 43 · G 80 · B 13

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Every value on this page was computed from “438013” by Nerdulator’s number engine. Nothing here was retrieved from a database of answers or written by a model.