Recognised as Number
133,727
- Positive
- Odd
- Composite
- 6 digits
133,727 is an odd 6-digit integer and a composite number. It has 4 divisors and a digital root of 5.
Number properties
ParityOddnot divisible by 2
SignPositive
PrimalityComposite
Absolute value133,727
Digit count6
Digit sum23
Digit product882
Multiplicative persistence4times the digit product can be taken before one digit is left
Digital root5repeated digit sum
PalindromicNoreads differently backwards
Happy numberNosquared-digit sums reach 1
Harshad numberNodivisible by its own digit sum
Factors & divisors
Prime factorisation11 × 12,157
Distinct prime factors211, 12,157
Number of divisors4
Sum of divisors σ(n)145,896
Aliquot sum12,169sum of the proper divisors
ClassificationDeficientthe aliquot sum is less than the number
Euler's totient φ(n)121,560integers below n that share no factor with it
Carmichael function λ(n)60,780the smallest exponent with aˣ ≡ 1 for every unit; smaller than φ(n) = 121,560
Möbius function μ(n)+12 distinct prime factors, an even number of them
SquarefreeYesno repeated prime factor
All divisors1, 11, 12,157, 133,7274 in total
Arithmetic
Representations
Decimal133,727
Binary10000010100101111118 bits
Octal405137
Hexadecimal20A5F
Base 362V6N
Roman numeralNot defined above 3,999there is no agreed standard notation
In wordsone hundred and thirty-three thousand, seven hundred and twenty-seven
Ordinalone hundred and thirty-three thousand, seven hundred and twenty-seventh
Scientific notation1.33727 × 10^5
Engineering notation133.727 × 10^3
In other bases
Ternary20210102212base 3; the most digit-efficient integer base after e: 11 digits
Quinary13234402base 5; one hand: 8 digits
Septenary1064606base 7: 7 digits
Nonary223385base 9; each digit is two ternary digits: 6 digits
Duodecimal6547bbase 12; divides by 2, 3, 4 and 6, which is why eggs and inches come in twelves: 5 digits
Vigesimalge67base 20; hands and feet, and the Mayan and Yoruba systems: 4 digits
Sexagesimal37:8:47base 60; Babylonian, and still how an hour and a circle are divided: 3 digits
Balanced ternary1T1T101100TTdigits −1, 0 and +1 written T, 0 and 1; negation is swapping T and 1, so no sign is needed
Negabinary1100001111110100011base −2; place values alternate 1, −2, 4, −8, so every integer has exactly one form without a sign
Bit-level
00000000000000100000101001011111
Bit length18 bitsto write the magnitude
Set bits9the population count, or Hamming weight
Zero bits9within that length
Bit parityodd9 set bits, so odd; not the same as the number itself being odd
Highest set bitbit 17worth 131,072
Lowest set bitbit 00 trailing zeros
Power of twoNo
Bytes302 0a 5f
Gray code110000111101110000n XOR (n >> 1); successive values differ in exactly one bit
At each machine width
32-bit00000000000000100000101001011111
64-bit0000000000000000000000000000000000000000000000100000101001011111
One's complement11111111111111011111010110100000at 32 bits, every bit flipped
Bits reversed11111010010100000100000000000000at 32 bits
Rotated left by 100000000000001000001010010111110at 32 bits, wrapping
Shifted left by 11000001010010111110= 267,454, no wrap
Shifted right by 110000010100101111= 66,863, discarding the low bit
These bits as a double6.60699166 × 10^-319≈IEEE-754 binary64 reinterpretation of the same 64 bits (subnormal)
Nearest landmarks
Powers & multiples
133,727 to the power 217,882,910,529
133,727 to the power 32,391,427,976,311,583
133,727 to the power 4319,798,488,988,219,059,841
133,727 to the power 542,765,692,536,927,570,215,357,407
First ten multiples133,727, 267,454, 401,181, 534,908, 668,635, 802,362, 936,089, 1,069,816, 1,203,543, 1,337,270
Powers of twoBetween 2^17 (131,072) and 2^18 (262,144)
Divisibility tests
Divisible by 2No, remainder 1
Divisible by 3No, remainder 2
Divisible by 4No, remainder 3
Divisible by 5No, remainder 2
Divisible by 6No, remainder 5
Divisible by 7No, remainder 6
Divisible by 8No, remainder 7
Divisible by 9No, remainder 5
Divisible by 10No, remainder 7
Divisible by 11Yes
Divisible by 12No, remainder 11
Divisible by 100No, remainder 27
Collatz (3n + 1) trajectory
Steps to reach 1118the total stopping time
Highest value reached2,030,99215× the starting value
Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven
First steps133,727 → 401,182 → 200,591 → 601,774 → 300,887 → 902,662 → 451,331 → 1,353,994 → 676,997 → 2,030,992 → …
Last steps… → 5 → 16 → 8 → 4 → 2 → 1
As a percentage & fraction
As a percentage13,372,700%
133,727% as a decimal1,337.27
133,727% of 100133,727
133,727% of 1,0001,337,270
As a fraction of 100133,727/100
Read another way
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Derived from 133,727
Also reads as
#133727 (colour)
- #133727
- Cyan
- Dark
- Nearest: Dark slate grey
#133727 is a cyan with RGB values 19, 55, 39 and HSL 153°, 49%, 15%. It is a dark colour, so white text on it reaches 13.1:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#133727#133727
HEX#133727
RGBrgb(19, 55, 39)
RGB (0–1)0.0745, 0.2157, 0.1529
RGB percentages7.5%, 21.6%, 15.3%
HSLhsl(153.3, 48.6%, 14.5%)
HSV / HSBhsv(153.3, 65.5%, 21.6%)
CMYK65.5%, 0%, 29.1%, 78.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,259,303
CSS custom property--colour: #133727;
Brightness & contrast
Relative luminance0.03017WCAG 2.x, 0 is black and 1 is white
Perceived brightness45.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.1:1
Contrast with white13.1:1WCAG normal text: AAA
Contrast with black1.6:1WCAG normal text: Fail
Greyscale equivalent#2E2E2E
Inverted#ECC8D8
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.1:1WCAG large text: AAA
Contrast with black, large text1.6:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#371323
Analogous#133715, #133537
Triadic#271337, #372713
Split complementary#371335, #371513
Tetradic#151337, #371323, #353713
Tints, shades & saturation
Channel breakdown
R19
G55
B39
Red19 (7.5%)
Green55 (21.6%)
Blue39 (15.3%)
Hue153.33°
Saturation (HSL)48.65%
Lightness14.51%
Dominant channelGreen
Hex per channelR 13 · G 37 · B 27
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Harmonies
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