Number
427,120
- Positive
- Even
- Composite
- 6 digits
427,120 is an even 6-digit integer and a composite number. It has 40 divisors and a digital root of 7.
Number properties
ParityEvendivisible by 2
SignPositive
PrimalityComposite
Absolute value427,120
Digit count6
Digit sum16
Digital root7repeated digit sum
PalindromicNoreads differently backwards
Happy numberNosquared-digit sums reach 1
Harshad numberYesdivisible by its own digit sum
Factors & divisors
Prime factorisation2^4 × 5 × 19 × 281
Distinct prime factors42, 5, 19, 281
Number of divisors40
Sum of divisors σ(n)1,049,040
Aliquot sum621,920sum of the proper divisors
ClassificationAbundantthe aliquot sum exceeds the number
Euler's totient φ(n)161,280integers below n that share no factor with it
SquarefreeNohas a repeated prime factor
All divisors1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 281, 304, 380, 562, 760, 1,124, 1,405, 1,520, 2,248, 2,810, 4,496, 5,339, 5,620, 10,678, 11,240, 21,356, 22,480, 26,695, 42,712, 53,390, 85,424, 106,780, 213,560, 427,12040 in total
Arithmetic
Representations
Decimal427,120
Binary110100001000111000019 bits
Octal1502160
Hexadecimal68470
Base 3695KG
Roman numeralNot defined above 3,999there is no agreed standard notation
In wordsfour hundred and twenty-seven thousand, one hundred and twenty
Ordinalfour hundred and twenty-seven thousand, one hundred and twentieth
Scientific notation4.2712 × 10^5
Engineering notation427.12 × 10^3
Nearest landmarks
Powers & multiples
427,120 to the power 2182,431,494,400
427,120 to the power 377,920,139,888,128,000
427,120 to the power 433,281,250,149,017,231,360,000
427,120 to the power 514,215,087,563,648,239,858,483,200,000
First ten multiples427,120, 854,240, 1,281,360, 1,708,480, 2,135,600, 2,562,720, 2,989,840, 3,416,960, 3,844,080, 4,271,200
Powers of twoBetween 2^18 (262,144) and 2^19 (524,288)
Divisibility tests
Divisible by 2Yes
Divisible by 3No, remainder 1
Divisible by 4Yes
Divisible by 5Yes
Divisible by 6No, remainder 4
Divisible by 7No, remainder 1
Divisible by 8Yes
Divisible by 9No, remainder 7
Divisible by 10Yes
Divisible by 11No, remainder 1
Divisible by 12No, remainder 4
Divisible by 100No, remainder 20
Collatz (3n + 1) trajectory
Steps to reach 1174the total stopping time
Highest value reached427,120
Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven
First steps427,120 → 213,560 → 106,780 → 53,390 → 26,695 → 80,086 → 40,043 → 120,130 → 60,065 → 180,196 → …
Last steps… → 5 → 16 → 8 → 4 → 2 → 1
As a percentage & fraction
As a percentage42,712,000%
427,120% as a decimal4,271.2
427,120% of 100427,120
427,120% of 1,0004,271,200
As a fraction of 100427,120/100
Read another way
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Derived from 427,120
Also reads as
#427120 (colour)
- #427120
- Green
- Dark
- Nearest: Dark olivegreen
#427120 is a green with RGB values 66, 113, 32 and HSL 95°, 56%, 28%. It is a dark colour, so white text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Dark olivegreen.
Colour values
#427120#427120
HEX#427120
RGBrgb(66, 113, 32)
RGB (0–1)0.2588, 0.4431, 0.1255
RGB percentages25.9%, 44.3%, 12.5%
HSLhsl(94.8, 55.9%, 28.4%)
HSV / HSBhsv(94.8, 71.7%, 44.3%)
CMYK41.6%, 0%, 71.7%, 55.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,354,336
CSS custom property--colour: #427120;
Brightness & contrast
Relative luminance0.13073WCAG 2.x, 0 is black and 1 is white
Perceived brightness94.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.81:1
Contrast with white5.81:1WCAG normal text: AA
Contrast with black3.61:1WCAG normal text: Fail
Greyscale equivalent#616161
Inverted#BD8EDF
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.81:1WCAG large text: AAA
Contrast with black, large text3.61:1WCAG large text: AA
Named colours
Hue familygreen
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#4F2071
Analogous#6B7120, #207126
Triadic#204271, #712042
Split complementary#262071, #71206B
Tetradic#206B71, #4F2071, #712620
Tints, shades & saturation
Channel breakdown
R66
G113
B32
Red66 (25.9%)
Green113 (44.3%)
Blue32 (12.5%)
Hue94.81°
Saturation (HSL)55.86%
Lightness28.43%
Dominant channelGreen
Hex per channelR 42 · G 71 · B 20
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Harmonies
Similar named colours
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