Recognised as Number
472,009
- Positive
- Odd
- Composite
- 6 digits
472,009 is an odd 6-digit integer and a composite number. It has 4 divisors and a digital root of 4.
Number properties
ParityOddnot divisible by 2
SignPositive
PrimalityComposite
Absolute value472,009
Digit count6
Digit sum22
Digit product0zero, because one of the digits is zero
Multiplicative persistence1times the digit product can be taken before one digit is left
Digital root4repeated digit sum
PalindromicNoreads differently backwards
Happy numberNosquared-digit sums reach 1
Harshad numberNodivisible by its own digit sum
Factors & divisors
Prime factorisation37 × 12,757
Distinct prime factors237, 12,757
Number of divisors4
Sum of divisors σ(n)484,804
Aliquot sum12,795sum of the proper divisors
ClassificationDeficientthe aliquot sum is less than the number
Euler's totient φ(n)459,216integers below n that share no factor with it
Carmichael function λ(n)38,268the smallest exponent with aˣ ≡ 1 for every unit; smaller than φ(n) = 459,216
Möbius function μ(n)+12 distinct prime factors, an even number of them
SquarefreeYesno repeated prime factor
All divisors1, 37, 12,757, 472,0094 in total
Arithmetic
Representations
Decimal472,009
Binary111001100111100100119 bits
Octal1631711
Hexadecimal733C9
Base 36A47D
Roman numeralNot defined above 3,999there is no agreed standard notation
In wordsfour hundred and seventy-two thousand and nine
Ordinalfour hundred and seventy-two thousand and ninth
Scientific notation4.72009 × 10^5
Engineering notation472.009 × 10^3
In other bases
Ternary212222110211base 3; the most digit-efficient integer base after e: 12 digits
Quinary110101014base 5; one hand: 9 digits
Septenary4004056base 7: 7 digits
Nonary788424base 9; each digit is two ternary digits: 6 digits
Duodecimal1a91a1base 12; divides by 2, 3, 4 and 6, which is why eggs and inches come in twelves: 6 digits
Vigesimal2j009base 20; hands and feet, and the Mayan and Yoruba systems: 5 digits
Sexagesimal2:11:6:49base 60; Babylonian, and still how an hour and a circle are divided: 4 digits
Balanced ternary10T000T111T11digits −1, 0 and +1 written T, 0 and 1; negation is swapping T and 1, so no sign is needed
Negabinary110110111010011011001base −2; place values alternate 1, −2, 4, −8, so every integer has exactly one form without a sign
Bit-level
00000000000001110011001111001001
Bit length19 bitsto write the magnitude
Set bits11the population count, or Hamming weight
Zero bits8within that length
Bit parityodd11 set bits, so odd; not the same as the number itself being odd
Highest set bitbit 18worth 262,144
Lowest set bitbit 00 trailing zeros
Power of twoNo
Bytes307 33 c9
Gray code1001010101000101101n XOR (n >> 1); successive values differ in exactly one bit
At each machine width
32-bit00000000000001110011001111001001
64-bit0000000000000000000000000000000000000000000001110011001111001001
One's complement11111111111110001100110000110110at 32 bits, every bit flipped
Bits reversed10010011110011001110000000000000at 32 bits
Rotated left by 100000000000011100110011110010010at 32 bits, wrapping
Shifted left by 111100110011110010010= 944,018, no wrap
Shifted right by 1111001100111100100= 236,004, discarding the low bit
These bits as a double2.33203431 × 10^-318≈IEEE-754 binary64 reinterpretation of the same 64 bits (subnormal)
Nearest landmarks
Powers & multiples
472,009 to the power 2222,792,496,081
472,009 to the power 3105,160,063,282,696,729
472,009 to the power 449,636,496,310,002,400,358,561
472,009 to the power 523,428,872,986,787,922,990,844,019,049
First ten multiples472,009, 944,018, 1,416,027, 1,888,036, 2,360,045, 2,832,054, 3,304,063, 3,776,072, 4,248,081, 4,720,090
Powers of twoBetween 2^18 (262,144) and 2^19 (524,288)
Divisibility tests
Divisible by 2No, remainder 1
Divisible by 3No, remainder 1
Divisible by 4No, remainder 1
Divisible by 5No, remainder 4
Divisible by 6No, remainder 1
Divisible by 7No, remainder 6
Divisible by 8No, remainder 1
Divisible by 9No, remainder 4
Divisible by 10No, remainder 9
Divisible by 11No, remainder 10
Divisible by 12No, remainder 1
Divisible by 100No, remainder 9
Collatz (3n + 1) trajectory
Steps to reach 150the total stopping time
Highest value reached2,389,5525× the starting value
Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven
First steps472,009 → 1,416,028 → 708,014 → 354,007 → 1,062,022 → 531,011 → 1,593,034 → 796,517 → 2,389,552 → 1,194,776 → …
Last steps… → 5 → 16 → 8 → 4 → 2 → 1
As a percentage & fraction
As a percentage47,200,900%
472,009% as a decimal4,720.09
472,009% of 100472,009
472,009% of 1,0004,720,090
As a fraction of 100472,009/100
Read another way
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Derived from 472,009
Also reads as
#472009 (colour)
- #472009
- Orange
- Dark
- Nearest: Saddle brown
#472009 is a orange with RGB values 71, 32, 9 and HSL 22°, 78%, 16%. It is a dark colour, so white text on it reaches 14.2:1 contrast (AAA for normal text). The nearest named colour is Saddle brown.
Colour values
#472009#472009
HEX#472009
RGBrgb(71, 32, 9)
RGB (0–1)0.2784, 0.1255, 0.0353
RGB percentages27.8%, 12.5%, 3.5%
HSLhsl(22.3, 77.5%, 15.7%)
HSV / HSBhsv(22.3, 87.3%, 27.8%)
CMYK0%, 54.9%, 87.3%, 72.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,661,257
CSS custom property--colour: #472009;
Brightness & contrast
Relative luminance0.02392WCAG 2.x, 0 is black and 1 is white
Perceived brightness46 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.2:1
Contrast with white14.2:1WCAG normal text: AAA
Contrast with black1.48:1WCAG normal text: Fail
Greyscale equivalent#272727
Inverted#B8DFF6
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.2:1WCAG large text: AAA
Contrast with black, large text1.48:1WCAG large text: Fail
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#093047
Analogous#470911, #473F09
Triadic#094720, #200947
Split complementary#09473F, #091147
Tetradic#114709, #093047, #3F0947
Tints, shades & saturation
Channel breakdown
R71
G32
B9
Red71 (27.8%)
Green32 (12.5%)
Blue9 (3.5%)
Hue22.26°
Saturation (HSL)77.5%
Lightness15.69%
Dominant channelRed
Hex per channelR 47 · G 20 · B 09
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