Number
742,473
- Positive
- Odd
- Composite
- 6 digits
742,473 is an odd 6-digit integer and a composite number. It has 16 divisors and a digital root of 9.
Number properties
ParityOddnot divisible by 2
SignPositive
PrimalityComposite
Absolute value742,473
Digit count6
Digit sum27
Digital root9repeated digit sum
PalindromicNoreads differently backwards
Happy numberNosquared-digit sums reach 1
Harshad numberYesdivisible by its own digit sum
Factors & divisors
Prime factorisation3^3 × 107 × 257
Distinct prime factors33, 107, 257
Number of divisors16
Sum of divisors σ(n)1,114,560
Aliquot sum372,087sum of the proper divisors
ClassificationDeficientthe aliquot sum is less than the number
Euler's totient φ(n)488,448integers below n that share no factor with it
SquarefreeNohas a repeated prime factor
All divisors1, 3, 9, 27, 107, 257, 321, 771, 963, 2,313, 2,889, 6,939, 27,499, 82,497, 247,491, 742,47316 in total
Arithmetic
Representations
Decimal742,473
Binary1011010101000100100120 bits
Octal2652111
HexadecimalB5449
Base 36FWW9
Roman numeralNot defined above 3,999there is no agreed standard notation
In wordsseven hundred and forty-two thousand, four hundred and seventy-three
Ordinalseven hundred and forty-two thousand, four hundred and seventy-third
Scientific notation7.42473 × 10^5
Engineering notation742.473 × 10^3
Nearest landmarks
Powers & multiples
742,473 to the power 2551,266,155,729
742,473 to the power 3409,300,236,442,577,817
742,473 to the power 4303,894,374,452,230,079,521,441
742,473 to the power 5225,633,367,882,670,623,832,522,863,593
First ten multiples742,473, 1,484,946, 2,227,419, 2,969,892, 3,712,365, 4,454,838, 5,197,311, 5,939,784, 6,682,257, 7,424,730
Powers of twoBetween 2^19 (524,288) and 2^20 (1,048,576)
Divisibility tests
Divisible by 2No, remainder 1
Divisible by 3Yes
Divisible by 4No, remainder 1
Divisible by 5No, remainder 3
Divisible by 6No, remainder 3
Divisible by 7No, remainder 4
Divisible by 8No, remainder 1
Divisible by 9Yes
Divisible by 10No, remainder 3
Divisible by 11No, remainder 6
Divisible by 12No, remainder 9
Divisible by 100No, remainder 73
Collatz (3n + 1) trajectory
Steps to reach 1180the total stopping time
Highest value reached3,758,7765× the starting value
Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven
First steps742,473 → 2,227,420 → 1,113,710 → 556,855 → 1,670,566 → 835,283 → 2,505,850 → 1,252,925 → 3,758,776 → 1,879,388 → …
Last steps… → 5 → 16 → 8 → 4 → 2 → 1
As a percentage & fraction
As a percentage74,247,300%
742,473% as a decimal7,424.73
742,473% of 100742,473
742,473% of 1,0007,424,730
As a fraction of 100742,473/100
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Derived from 742,473
Also reads as
#742473 (colour)
- #742473
- Magenta
- Dark
- Nearest: Purple
#742473 is a magenta with RGB values 116, 36, 115 and HSL 301°, 53%, 30%. It is a dark colour, so white text on it reaches 9.4:1 contrast (AAA for normal text). The nearest named colour is Purple.
Colour values
#742473#742473
HEX#742473
RGBrgb(116, 36, 115)
RGB (0–1)0.4549, 0.1412, 0.451
RGB percentages45.5%, 14.1%, 45.1%
HSLhsl(300.8, 52.6%, 29.8%)
HSV / HSBhsv(300.8, 69%, 45.5%)
CMYK0%, 69%, 0.9%, 54.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,611,507
CSS custom property--colour: #742473;
Brightness & contrast
Relative luminance0.06213WCAG 2.x, 0 is black and 1 is white
Perceived brightness79.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.36:1
Contrast with white9.36:1WCAG normal text: AAA
Contrast with black2.24:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#8BDB8C
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.36:1WCAG large text: AAA
Contrast with black, large text2.24:1WCAG large text: Fail
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#247425
Analogous#4D2474, #74244B
Triadic#737424, #247374
Split complementary#4B7424, #24744D
Tetradic#744D24, #247425, #244B74
Tints, shades & saturation
Channel breakdown
R116
G36
B115
Red116 (45.5%)
Green36 (14.1%)
Blue115 (45.1%)
Hue300.75°
Saturation (HSL)52.63%
Lightness29.8%
Dominant channelRed
Hex per channelR 74 · G 24 · B 73
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Harmonies
Similar named colours
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