Number
749,401
- Positive
- Odd
- Prime
- 6 digits
749,401 is an odd 6-digit integer and a prime number. It has 2 divisors and a digital root of 7.
Number properties
ParityOddnot divisible by 2
SignPositive
PrimalityPrime
Absolute value749,401
Digit count6
Digit sum25
Digital root7repeated digit sum
PalindromicNoreads differently backwards
Happy numberNosquared-digit sums reach 1
Harshad numberNodivisible by its own digit sum
Factors & divisors
Prime factorisation749,401
Distinct prime factors1749,401
Number of divisors2
Sum of divisors σ(n)749,402
Aliquot sum1sum of the proper divisors
ClassificationDeficientthe aliquot sum is less than the number
Euler's totient φ(n)749,400integers below n that share no factor with it
SquarefreeYesno repeated prime factor
All divisors1, 749,4012 in total
Arithmetic
Representations
Decimal749,401
Binary1011011011110101100120 bits
Octal2667531
HexadecimalB6F59
Base 36G28P
Roman numeralNot defined above 3,999there is no agreed standard notation
In wordsseven hundred and forty-nine thousand, four hundred and one
Ordinalseven hundred and forty-nine thousand, four hundred and first
Scientific notation7.49401 × 10^5
Engineering notation749.401 × 10^3
Nearest landmarks
Powers & multiples
749,401 to the power 2561,601,858,801
749,401 to the power 3420,864,994,587,328,201
749,401 to the power 4315,396,647,808,738,341,157,601
749,401 to the power 5236,358,563,264,516,321,601,847,347,001
First ten multiples749,401, 1,498,802, 2,248,203, 2,997,604, 3,747,005, 4,496,406, 5,245,807, 5,995,208, 6,744,609, 7,494,010
Powers of twoBetween 2^19 (524,288) and 2^20 (1,048,576)
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 2
Divisible by 8No, remainder 1
Divisible by 9No, remainder 7
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 1110the total stopping time
Highest value reached2,529,2323× the starting value
Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven
First steps749,401 → 2,248,204 → 1,124,102 → 562,051 → 1,686,154 → 843,077 → 2,529,232 → 1,264,616 → 632,308 → 316,154 → …
Last steps… → 32 → 16 → 8 → 4 → 2 → 1
As a percentage & fraction
As a percentage74,940,100%
749,401% as a decimal7,494.01
749,401% of 100749,401
749,401% of 1,0007,494,010
As a fraction of 100749,401/100
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Derived from 749,401
Also reads as
#749401 (colour)
- #749401
- Green
- Dark
- Nearest: Olivedrab
#749401 is a green with RGB values 116, 148, 1 and HSL 73°, 99%, 29%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Olivedrab.
Colour values
#749401#749401
HEX#749401
RGBrgb(116, 148, 1)
RGB (0–1)0.4549, 0.5804, 0.0039
RGB percentages45.5%, 58%, 0.4%
HSLhsl(73.1, 98.7%, 29.2%)
HSV / HSBhsv(73.1, 99.3%, 58%)
CMYK21.6%, 0%, 99.3%, 42%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,640,065
CSS custom property--colour: #749401;
Brightness & contrast
Relative luminance0.24895WCAG 2.x, 0 is black and 1 is white
Perceived brightness129.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.98:1
Contrast with white3.51:1WCAG normal text: Fail
Contrast with black5.98:1WCAG normal text: AA
Greyscale equivalent#838383
Inverted#8B6BFE
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.51:1WCAG large text: AA
Contrast with black, large text5.98:1WCAG large text: AAA
Named colours
Hue familygreen
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#210194
Analogous#946A01, #2B9401
Triadic#017494, #940174
Split complementary#012B94, #6A0194
Tetradic#01946A, #210194, #94012B
Tints, shades & saturation
Channel breakdown
R116
G148
B1
Red116 (45.5%)
Green148 (58%)
Blue1 (0.4%)
Hue73.06°
Saturation (HSL)98.66%
Lightness29.22%
Dominant channelGreen
Hex per channelR 74 · G 94 · B 01
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Harmonies
Similar named colours
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