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Number

471

  • Positive
  • Odd
  • Composite
  • 3 digits

471 is an odd 3-digit integer and a composite number. It has 4 divisors and a digital root of 3.

Number properties

ParityOddnot divisible by 2
SignPositive
PrimalityComposite
Absolute value471
Digit count3
Digit sum12
Digital root3repeated digit sum
PalindromicNoreads differently backwards
Happy numberNosquared-digit sums reach 1
Harshad numberNodivisible by its own digit sum

Factors & divisors

Prime factorisation3 × 157
Distinct prime factors23, 157
Number of divisors4
Sum of divisors σ(n)632
Aliquot sum161sum of the proper divisors
ClassificationDeficientthe aliquot sum is less than the number
Euler's totient φ(n)312integers below n that share no factor with it
SquarefreeYesno repeated prime factor
All divisors1, 3, 157, 4714 in total

Arithmetic

Previous number470
Next number472
Double942
Half235.5
Square221,841
Cube104,487,111
Square root21.702534414≈irrational, shown to 9 decimal places
Cube root7.780490361≈
Negation-471
Reciprocal0.0021231423≈
471 factorial1499075505942825722810588599844752275524… (1,057 digits)

Representations

Decimal471
Binary1110101119 bits
Octal727
Hexadecimal1D7
Base 36D3
Roman numeralCDLXXI
In wordsfour hundred and seventy-one
Ordinalfour hundred and seventy-first
Scientific notation4.71 × 10^2
Engineering notation471

Nearest landmarks

Next prime479+8
Previous prime467−4
Distance to nearest prime4
Nearest square below441
Nearest square above484

Powers & multiples

471 to the power 2221,841
471 to the power 3104,487,111
471 to the power 449,213,429,281
471 to the power 523,179,525,191,351
First ten multiples471, 942, 1,413, 1,884, 2,355, 2,826, 3,297, 3,768, 4,239, 4,710
Powers of twoBetween 2^8 (256) and 2^9 (512)

Divisibility tests

Divisible by 2No, remainder 1
Divisible by 3Yes
Divisible by 4No, remainder 3
Divisible by 5No, remainder 1
Divisible by 6No, remainder 3
Divisible by 7No, remainder 2
Divisible by 8No, remainder 7
Divisible by 9No, remainder 3
Divisible by 10No, remainder 1
Divisible by 11No, remainder 9
Divisible by 12No, remainder 3
Divisible by 100No, remainder 71

Collatz (3n + 1) trajectory

Steps to reach 1128the total stopping time
Highest value reached9,23219× the starting value
Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven
First steps471 → 1,414 → 707 → 2,122 → 1,061 → 3,184 → 1,592 → 796 → 398 → 199 → …
Last steps… → 5 → 16 → 8 → 4 → 2 → 1

As a percentage & fraction

As a percentage47,100%
471% as a decimal4.71
471% of 100471
471% of 1,0004,710
As a fraction of 100471/100

Read another way

As seconds7 minutes and 51 seconds
As bytes471 B
As a 24-bit colour#0001D7

Keep nerding

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Neighbouring numbers

Nearby primes

Also reads as

#447711 (colour)

  • #447711
  • Green
  • Dark
  • Nearest: Olivedrab

#447711 is a green with RGB values 68, 119, 17 and HSL 90°, 75%, 27%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Olivedrab.

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Colour values

#447711#447711
HEX#447711
HEX (short)#471
RGBrgb(68, 119, 17)
RGB (0–1)0.2667, 0.4667, 0.0667
RGB percentages26.7%, 46.7%, 6.7%
HSLhsl(90, 75%, 26.7%)
HSV / HSBhsv(90, 85.7%, 46.7%)
CMYK42.9%, 0%, 85.7%, 53.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,486,929
CSS custom property--colour: #447711;

Brightness & contrast

Relative luminance0.14463WCAG 2.x, 0 is black and 1 is white
Perceived brightness98.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.39:1
Contrast with white5.39:1WCAG normal text: AA
Contrast with black3.89:1WCAG normal text: Fail
Greyscale equivalent#656565
Inverted#BB88EE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7C6D00no red cones; affects about 1% of men; ΔE 30.3 from the original
Deuteranopia#75691Eno green cones; the most common form, about 1% of men; ΔE 29.7 from the original
Tritanopia#447265no blue cones; rare, and affects men and women equally; ΔE 45.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.39:1WCAG large text: AAA
Contrast with black, large text3.89:1WCAG large text: AA

Named colours

Olivedrab · ΔE 12Dark green · ΔE 13.4Forest green · ΔE 16.7Green · ΔE 18.4Dark olivegreen · ΔE 21.4Olive · ΔE 24.7
Nearest named CSS colourOlivedrab (#6B8E23)ΔE 11.98, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#441177
Analogous#777711, #117711
Triadic#114477, #771144
Split complementary#111177, #771177
Tetradic#117777, #441177, #771111

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AAEA6A
Lighter +30%#91E33E
Lighter +20%#77D01E
Lighter +10%#5EA417
Darker −10%#2B4A0B
Darker −20%#111E04
Darker −30%#000000
Darker −40%#000000
More saturated +25%#448800
Less saturated −25%#446622

Channel breakdown

R68
G119
B17
Red68 (26.7%)
Green119 (46.7%)
Blue17 (6.7%)
Hue90°
Saturation (HSL)75%
Lightness26.67%
Dominant channelGreen
Hex per channelR 44 · G 77 · B 11

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Every value on this page was computed from “471” by Nerdulator’s number engine. Nothing here was retrieved from a database of answers or written by a model.