Number
142,201
- Positive
- Odd
- Composite
- 6 digits
142,201 is an odd 6-digit integer and a composite number. It has 4 divisors and a digital root of 1.
Number properties
ParityOddnot divisible by 2
SignPositive
PrimalityComposite
Absolute value142,201
Digit count6
Digit sum10
Digital root1repeated digit sum
PalindromicNoreads differently backwards
Happy numberNosquared-digit sums reach 1
Harshad numberNodivisible by its own digit sum
Factors & divisors
Prime factorisation43 × 3,307
Distinct prime factors243, 3,307
Number of divisors4
Sum of divisors σ(n)145,552
Aliquot sum3,351sum of the proper divisors
ClassificationDeficientthe aliquot sum is less than the number
Euler's totient φ(n)138,852integers below n that share no factor with it
SquarefreeYesno repeated prime factor
All divisors1, 43, 3,307, 142,2014 in total
Arithmetic
Representations
Decimal142,201
Binary10001010110111100118 bits
Octal425571
Hexadecimal22B79
Base 3631Q1
Roman numeralNot defined above 3,999there is no agreed standard notation
In wordsone hundred and forty-two thousand, two hundred and one
Ordinalone hundred and forty-two thousand, two hundred and first
Scientific notation1.42201 × 10^5
Engineering notation142.201 × 10^3
Nearest landmarks
Powers & multiples
142,201 to the power 220,221,124,401
142,201 to the power 32,875,464,110,946,601
142,201 to the power 4408,893,872,040,717,608,801
142,201 to the power 558,145,117,498,062,084,689,111,001
First ten multiples142,201, 284,402, 426,603, 568,804, 711,005, 853,206, 995,407, 1,137,608, 1,279,809, 1,422,010
Powers of twoBetween 2^17 (131,072) and 2^18 (262,144)
Divisibility tests
Divisible by 2No, remainder 1
Divisible by 3No, remainder 1
Divisible by 4No, remainder 1
Divisible by 5No, remainder 1
Divisible by 6No, remainder 1
Divisible by 7No, remainder 3
Divisible by 8No, remainder 1
Divisible by 9No, remainder 1
Divisible by 10No, remainder 1
Divisible by 11No, remainder 4
Divisible by 12No, remainder 1
Divisible by 100No, remainder 1
Collatz (3n + 1) trajectory
Steps to reach 1175the total stopping time
Highest value reached1,214,8368× the starting value
Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven
First steps142,201 → 426,604 → 213,302 → 106,651 → 319,954 → 159,977 → 479,932 → 239,966 → 119,983 → 359,950 → …
Last steps… → 5 → 16 → 8 → 4 → 2 → 1
As a percentage & fraction
As a percentage14,220,100%
142,201% as a decimal1,422.01
142,201% of 100142,201
142,201% of 1,0001,422,010
As a fraction of 100142,201/100
Read another way
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Derived from 142,201
Also reads as
#142201 (colour)
- #142201
- Green
- Dark
- Nearest: Black
#142201 is a green with RGB values 20, 34, 1 and HSL 85°, 94%, 7%. It is a dark colour, so white text on it reaches 16.7:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#142201#142201
HEX#142201
RGBrgb(20, 34, 1)
RGB (0–1)0.0784, 0.1333, 0.0039
RGB percentages7.8%, 13.3%, 0.4%
HSLhsl(85.5, 94.3%, 6.9%)
HSV / HSBhsv(85.5, 97.1%, 13.3%)
CMYK41.2%, 0%, 97.1%, 86.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,319,425
CSS custom property--colour: #142201;
Brightness & contrast
Relative luminance0.01295WCAG 2.x, 0 is black and 1 is white
Perceived brightness28.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.68:1
Contrast with white16.68:1WCAG normal text: AAA
Contrast with black1.26:1WCAG normal text: Fail
Greyscale equivalent#1D1D1D
Inverted#EBDDFE
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.68:1WCAG large text: AAA
Contrast with black, large text1.26:1WCAG large text: Fail
Named colours
Hue familygreen
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#0F0122
Analogous#221F01, #042201
Triadic#011422, #220114
Split complementary#010322, #200122
Tetradic#012220, #0F0122, #220103
Tints, shades & saturation
Channel breakdown
R20
G34
B1
Red20 (7.8%)
Green34 (13.3%)
Blue1 (0.4%)
Hue85.45°
Saturation (HSL)94.29%
Lightness6.86%
Dominant channelGreen
Hex per channelR 14 · G 22 · B 01
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Harmonies
Similar named colours
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