Number
120,080
- Positive
- Even
- Composite
- 6 digits
120,080 is an even 6-digit integer and a composite number. It has 40 divisors and a digital root of 2.
Number properties
ParityEvendivisible by 2
SignPositive
PrimalityComposite
Absolute value120,080
Digit count6
Digit sum11
Digital root2repeated digit sum
PalindromicNoreads differently backwards
Happy numberNosquared-digit sums reach 1
Harshad numberNodivisible by its own digit sum
Factors & divisors
Prime factorisation2^4 × 5 × 19 × 79
Distinct prime factors42, 5, 19, 79
Number of divisors40
Sum of divisors σ(n)297,600
Aliquot sum177,520sum of the proper divisors
ClassificationAbundantthe aliquot sum exceeds the number
Euler's totient φ(n)44,928integers 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, 79, 80, 95, 152, 158, 190, 304, 316, 380, 395, 632, 760, 790, 1,264, 1,501, 1,520, 1,580, 3,002, 3,160, 6,004, 6,320, 7,505, 12,008, 15,010, 24,016, 30,020, 60,040, 120,08040 in total
Arithmetic
Representations
Decimal120,080
Binary1110101010001000017 bits
Octal352420
Hexadecimal1D510
Base 362KNK
Roman numeralNot defined above 3,999there is no agreed standard notation
In wordsone hundred and twenty thousand and eighty
Ordinalone hundred and twenty thousand and eightieth
Scientific notation1.2008 × 10^5
Engineering notation120.08 × 10^3
Nearest landmarks
Powers & multiples
120,080 to the power 214,419,206,400
120,080 to the power 31,731,458,304,512,000
120,080 to the power 4207,913,513,205,800,960,000
120,080 to the power 524,966,254,665,752,579,276,800,000
First ten multiples120,080, 240,160, 360,240, 480,320, 600,400, 720,480, 840,560, 960,640, 1,080,720, 1,200,800
Powers of twoBetween 2^16 (65,536) and 2^17 (131,072)
Divisibility tests
Divisible by 2Yes
Divisible by 3No, remainder 2
Divisible by 4Yes
Divisible by 5Yes
Divisible by 6No, remainder 2
Divisible by 7No, remainder 2
Divisible by 8Yes
Divisible by 9No, remainder 2
Divisible by 10Yes
Divisible by 11No, remainder 4
Divisible by 12No, remainder 8
Divisible by 100No, remainder 80
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 steps120,080 → 60,040 → 30,020 → 15,010 → 7,505 → 22,516 → 11,258 → 5,629 → 16,888 → 8,444 → …
Last steps… → 5 → 16 → 8 → 4 → 2 → 1
As a percentage & fraction
As a percentage12,008,000%
120,080% as a decimal1,200.8
120,080% of 100120,080
120,080% of 1,0001,200,800
As a fraction of 100120,080/100
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Derived from 120,080
Also reads as
#120080 (colour)
- #120080
- Blue
- Dark
- Nearest: Navy
#120080 is a blue with RGB values 18, 0, 128 and HSL 248°, 100%, 25%. It is a dark colour, so white text on it reaches 15.7:1 contrast (AAA for normal text). The nearest named colour is Navy.
Colour values
#120080#120080
HEX#120080
RGBrgb(18, 0, 128)
RGB (0–1)0.0706, 0, 0.502
RGB percentages7.1%, 0%, 50.2%
HSLhsl(248.4, 100%, 25.1%)
HSV / HSBhsv(248.4, 100%, 50.2%)
CMYK85.9%, 100%, 0%, 49.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,179,776
CSS custom property--colour: #120080;
Brightness & contrast
Relative luminance0.01687WCAG 2.x, 0 is black and 1 is white
Perceived brightness44.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.7:1
Contrast with white15.7:1WCAG normal text: AAA
Contrast with black1.34:1WCAG normal text: Fail
Greyscale equivalent#0D0D0D
Inverted#EDFF7F
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text15.7:1WCAG large text: AAA
Contrast with black, large text1.34:1WCAG large text: Fail
Named colours
Hue familyblue
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#6E8000
Analogous#002E80, #520080
Triadic#801200, #008012
Split complementary#805200, #2E8000
Tetradic#80002E, #6E8000, #008052
Tints, shades & saturation
Channel breakdown
R18
G0
B128
Red18 (7.1%)
Green0 (0%)
Blue128 (50.2%)
Hue248.44°
Saturation (HSL)100%
Lightness25.1%
Dominant channelBlue
Hex per channelR 12 · G 00 · B 80
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