Number
401,012
- Positive
- Even
- Composite
- 6 digits
401,012 is an even 6-digit integer and a composite number. It has 12 divisors and a digital root of 8.
Number properties
ParityEvendivisible by 2
SignPositive
PrimalityComposite
Absolute value401,012
Digit count6
Digit sum8
Digital root8repeated digit sum
PalindromicNoreads differently backwards
Happy numberNosquared-digit sums reach 1
Harshad numberNodivisible by its own digit sum
Factors & divisors
Prime factorisation2^2 × 29 × 3,457
Distinct prime factors32, 29, 3,457
Number of divisors12
Sum of divisors σ(n)726,180
Aliquot sum325,168sum of the proper divisors
ClassificationDeficientthe aliquot sum is less than the number
Euler's totient φ(n)193,536integers below n that share no factor with it
SquarefreeNohas a repeated prime factor
All divisors1, 2, 4, 29, 58, 116, 3,457, 6,914, 13,828, 100,253, 200,506, 401,01212 in total
Arithmetic
Representations
Decimal401,012
Binary110000111100111010019 bits
Octal1417164
Hexadecimal61E74
Base 368LF8
Roman numeralNot defined above 3,999there is no agreed standard notation
In wordsfour hundred and one thousand and twelve
Ordinalfour hundred and one thousand and twelfth
Scientific notation4.01012 × 10^5
Engineering notation401.012 × 10^3
Nearest landmarks
Powers & multiples
401,012 to the power 2160,810,624,144
401,012 to the power 364,486,990,009,233,728
401,012 to the power 425,860,056,837,582,835,732,736
401,012 to the power 510,370,193,112,552,768,122,855,928,832
First ten multiples401,012, 802,024, 1,203,036, 1,604,048, 2,005,060, 2,406,072, 2,807,084, 3,208,096, 3,609,108, 4,010,120
Powers of twoBetween 2^18 (262,144) and 2^19 (524,288)
Divisibility tests
Divisible by 2Yes
Divisible by 3No, remainder 2
Divisible by 4Yes
Divisible by 5No, remainder 2
Divisible by 6No, remainder 2
Divisible by 7No, remainder 3
Divisible by 8No, remainder 4
Divisible by 9No, remainder 8
Divisible by 10No, remainder 2
Divisible by 11No, remainder 7
Divisible by 12No, remainder 8
Divisible by 100No, remainder 12
Collatz (3n + 1) trajectory
Steps to reach 1143the total stopping time
Highest value reached1,465,1083× the starting value
Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven
First steps401,012 → 200,506 → 100,253 → 300,760 → 150,380 → 75,190 → 37,595 → 112,786 → 56,393 → 169,180 → …
Last steps… → 5 → 16 → 8 → 4 → 2 → 1
As a percentage & fraction
As a percentage40,101,200%
401,012% as a decimal4,010.12
401,012% of 100401,012
401,012% of 1,0004,010,120
As a fraction of 100401,012/100
Read another way
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Derived from 401,012
Also reads as
#401012 (colour)
- #401012
- Red
- Dark
- Nearest: Black
#401012 is a red with RGB values 64, 16, 18 and HSL 358°, 60%, 16%. It is a dark colour, so white text on it reaches 16.1:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#401012#401012
HEX#401012
RGBrgb(64, 16, 18)
RGB (0–1)0.251, 0.0627, 0.0706
RGB percentages25.1%, 6.3%, 7.1%
HSLhsl(357.5, 60%, 15.7%)
HSV / HSBhsv(357.5, 75%, 25.1%)
CMYK0%, 75%, 71.9%, 74.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,198,418
CSS custom property--colour: #401012;
Brightness & contrast
Relative luminance0.01504WCAG 2.x, 0 is black and 1 is white
Perceived brightness37.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.14:1
Contrast with white16.14:1WCAG normal text: AAA
Contrast with black1.3:1WCAG normal text: Fail
Greyscale equivalent#1A1A1A
Inverted#BFEFED
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.14:1WCAG large text: AAA
Contrast with black, large text1.3:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#10403E
Analogous#40102A, #402610
Triadic#124010, #101240
Split complementary#104026, #102A40
Tetradic#2A4010, #10403E, #261040
Tints, shades & saturation
Channel breakdown
R64
G16
B18
Red64 (25.1%)
Green16 (6.3%)
Blue18 (7.1%)
Hue357.5°
Saturation (HSL)60%
Lightness15.69%
Dominant channelRed
Hex per channelR 40 · G 10 · B 12
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