Nerdulator> put something in

Number

272

  • Positive
  • Even
  • Composite
  • 3 digits

272 is an even 3-digit integer and a composite number. It has 10 divisors and a digital root of 2.

Number properties

ParityEvendivisible by 2
SignPositive
PrimalityComposite
Absolute value272
Digit count3
Digit sum11
Digital root2repeated digit sum
PalindromicYesreads the same backwards
Happy numberNosquared-digit sums reach 1
Harshad numberNodivisible by its own digit sum

Factors & divisors

Prime factorisation2^4 × 17
Distinct prime factors22, 17
Number of divisors10
Sum of divisors σ(n)558
Aliquot sum286sum of the proper divisors
ClassificationAbundantthe aliquot sum exceeds the number
Euler's totient φ(n)128integers below n that share no factor with it
SquarefreeNohas a repeated prime factor
All divisors1, 2, 4, 8, 16, 17, 34, 68, 136, 27210 in total

Arithmetic

Previous number271
Next number273
Double544
Half136
Square73,984
Cube20,123,648
Square root16.492422502≈irrational, shown to 9 decimal places
Cube root6.479223603≈
Negation-272
Reciprocal0.0036764706≈
272 factorial4910777548833688952327166118754619556821… (546 digits)

Representations

Decimal272
Binary1000100009 bits
Octal420
Hexadecimal110
Base 367K
Roman numeralCCLXXII
In wordstwo hundred and seventy-two
Ordinaltwo hundred and seventy-second
Scientific notation2.72 × 10^2
Engineering notation272

Nearest landmarks

Next prime277+5
Previous prime271−1
Distance to nearest prime1
Nearest square below256
Nearest square above289

Powers & multiples

272 to the power 273,984
272 to the power 320,123,648
272 to the power 45,473,632,256
272 to the power 51,488,827,973,632
First ten multiples272, 544, 816, 1,088, 1,360, 1,632, 1,904, 2,176, 2,448, 2,720
Powers of twoBetween 2^8 (256) and 2^9 (512)

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 6
Divisible by 8Yes
Divisible by 9No, remainder 2
Divisible by 10No, remainder 2
Divisible by 11No, remainder 8
Divisible by 12No, remainder 8
Divisible by 100No, remainder 72

Collatz (3n + 1) trajectory

Steps to reach 116the total stopping time
Highest value reached272
Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven
First steps272 → 136 → 68 → 34 → 17 → 52 → 26 → 13 → 40 → 20 → …
Last steps… → 5 → 16 → 8 → 4 → 2 → 1

As a percentage & fraction

As a percentage27,200%
272% as a decimal2.72
272% of 100272
272% of 1,0002,720
As a fraction of 100272/100

Read another way

As seconds4 minutes and 32 seconds
As bytes272 B
As a 24-bit colour#000110

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Neighbouring numbers

Nearby primes

Also reads as

#227722 (colour)

  • #227722
  • Green
  • Dark
  • Nearest: Dark green

#227722 is a green with RGB values 34, 119, 34 and HSL 120°, 56%, 30%. It is a dark colour, so white text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Dark green.

Open this reading on its own page →

Colour values

#227722#227722
HEX#227722
HEX (short)#272
RGBrgb(34, 119, 34)
RGB (0–1)0.1333, 0.4667, 0.1333
RGB percentages13.3%, 46.7%, 13.3%
HSLhsl(120, 55.6%, 30%)
HSV / HSBhsv(120, 71.4%, 46.7%)
CMYK71.4%, 0%, 71.4%, 53.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,258,722
CSS custom property--colour: #227722;

Brightness & contrast

Relative luminance0.13649WCAG 2.x, 0 is black and 1 is white
Perceived brightness93.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.63:1
Contrast with white5.63:1WCAG normal text: AA
Contrast with black3.73:1WCAG normal text: Fail
Greyscale equivalent#5F5F5F
Inverted#DD88DD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7A6B16no red cones; affects about 1% of men; ΔE 39.9 from the original
Deuteranopia#70652Ano green cones; the most common form, about 1% of men; ΔE 39.1 from the original
Tritanopia#0A7366no blue cones; rare, and affects men and women equally; ΔE 40.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.63:1WCAG large text: AAA
Contrast with black, large text3.73:1WCAG large text: AA

Named colours

Dark green · ΔE 8.5Forest green · ΔE 12.1Green · ΔE 15.3Sea green · ΔE 19.7Olivedrab · ΔE 21.5Dark olivegreen · ΔE 24.9
Nearest named CSS colourDark green (#006400)ΔE 8.54, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#772277
Analogous#4D7722, #22774D
Triadic#222277, #772222
Split complementary#4D2277, #77224D
Tetradic#224D77, #772277, #774D22

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#88DD88
Lighter +30%#60D260
Lighter +20%#39C639
Lighter +10%#2D9F2D
Darker −10%#174F17
Darker −20%#0B280B
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0F8A0F
Less saturated −25%#356435

Channel breakdown

R34
G119
B34
Red34 (13.3%)
Green119 (46.7%)
Blue34 (13.3%)
Hue120°
Saturation (HSL)55.56%
Lightness30%
Dominant channelGreen
Hex per channelR 22 · G 77 · B 22

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “272” by Nerdulator’s number engine. Nothing here was retrieved from a database of answers or written by a model.