Number
120,108
- Positive
- Even
- Composite
- 6 digits
120,108 is an even 6-digit integer and a composite number. It has 12 divisors and a digital root of 3.
Number properties
ParityEvendivisible by 2
SignPositive
PrimalityComposite
Absolute value120,108
Digit count6
Digit sum12
Digital root3repeated digit sum
PalindromicNoreads differently backwards
Happy numberYessquared-digit sums reach 1
Harshad numberYesdivisible by its own digit sum
Factors & divisors
Prime factorisation2^2 × 3 × 10,009
Distinct prime factors32, 3, 10,009
Number of divisors12
Sum of divisors σ(n)280,280
Aliquot sum160,172sum of the proper divisors
ClassificationAbundantthe aliquot sum exceeds the number
Euler's totient φ(n)40,032integers below n that share no factor with it
SquarefreeNohas a repeated prime factor
All divisors1, 2, 3, 4, 6, 12, 10,009, 20,018, 30,027, 40,036, 60,054, 120,10812 in total
Arithmetic
Representations
Decimal120,108
Binary1110101010010110017 bits
Octal352454
Hexadecimal1D52C
Base 362KOC
Roman numeralNot defined above 3,999there is no agreed standard notation
In wordsone hundred and twenty thousand, one hundred and eight
Ordinalone hundred and twenty thousand, one hundred and eighth
Scientific notation1.20108 × 10^5
Engineering notation120.108 × 10^3
Nearest landmarks
Powers & multiples
120,108 to the power 214,425,931,664
120,108 to the power 31,732,669,800,299,712
120,108 to the power 4208,107,504,374,397,808,896
120,108 to the power 524,995,376,135,400,172,030,880,768
First ten multiples120,108, 240,216, 360,324, 480,432, 600,540, 720,648, 840,756, 960,864, 1,080,972, 1,201,080
Powers of twoBetween 2^16 (65,536) and 2^17 (131,072)
Divisibility tests
Divisible by 2Yes
Divisible by 3Yes
Divisible by 4Yes
Divisible by 5No, remainder 3
Divisible by 6Yes
Divisible by 7No, remainder 2
Divisible by 8No, remainder 4
Divisible by 9No, remainder 3
Divisible by 10No, remainder 8
Divisible by 11No, remainder 10
Divisible by 12Yes
Divisible by 100No, remainder 8
Collatz (3n + 1) trajectory
Steps to reach 1180the total stopping time
Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven
First steps120,108 → 60,054 → 30,027 → 90,082 → 45,041 → 135,124 → 67,562 → 33,781 → 101,344 → 50,672 → …
Last steps… → 5 → 16 → 8 → 4 → 2 → 1
As a percentage & fraction
As a percentage12,010,800%
120,108% as a decimal1,201.08
120,108% of 100120,108
120,108% of 1,0001,201,080
As a fraction of 100120,108/100
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Derived from 120,108
Also reads as
#120108 (colour)
- #120108
- Red
- Dark
- Nearest: Black
#120108 is a red with RGB values 18, 1, 8 and HSL 335°, 89%, 4%. It is a dark colour, so white text on it reaches 20.3:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#120108#120108
HEX#120108
RGBrgb(18, 1, 8)
RGB (0–1)0.0706, 0.0039, 0.0314
RGB percentages7.1%, 0.4%, 3.1%
HSLhsl(335.3, 89.5%, 3.7%)
HSV / HSBhsv(335.3, 94.4%, 7.1%)
CMYK0%, 94.4%, 55.6%, 92.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,179,912
CSS custom property--colour: #120108;
Brightness & contrast
Relative luminance0.00168WCAG 2.x, 0 is black and 1 is white
Perceived brightness10.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 20.32:1
Contrast with white20.32:1WCAG normal text: AAA
Contrast with black1.03:1WCAG normal text: Fail
Greyscale equivalent#050505
Inverted#EDFEF7
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text20.32:1WCAG large text: AAA
Contrast with black, large text1.03:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#01120B
Analogous#120111, #120301
Triadic#081201, #010812
Split complementary#011203, #011112
Tetradic#101201, #01120B, #020112
Tints, shades & saturation
Channel breakdown
R18
G1
B8
Red18 (7.1%)
Green1 (0.4%)
Blue8 (3.1%)
Hue335.29°
Saturation (HSL)89.47%
Lightness3.73%
Dominant channelRed
Hex per channelR 12 · G 01 · B 08
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