Number
800,980
- Positive
- Even
- Composite
- 6 digits
800,980 is an even 6-digit integer and a composite number. It has 24 divisors and a digital root of 7.
Number properties
ParityEvendivisible by 2
SignPositive
PrimalityComposite
Absolute value800,980
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 factorisation2^2 × 5 × 29 × 1,381
Distinct prime factors42, 5, 29, 1,381
Number of divisors24
Sum of divisors σ(n)1,741,320
Aliquot sum940,340sum of the proper divisors
ClassificationAbundantthe aliquot sum exceeds the number
Euler's totient φ(n)309,120integers below n that share no factor with it
SquarefreeNohas a repeated prime factor
All divisors1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1,381, 2,762, 5,524, 6,905, 13,810, 27,620, 40,049, 80,098, 160,196, 200,245, 400,490, 800,98024 in total
Arithmetic
Representations
Decimal800,980
Binary1100001110001101010020 bits
Octal3034324
HexadecimalC38D4
Base 36H61G
Roman numeralNot defined above 3,999there is no agreed standard notation
In wordseight hundred thousand, nine hundred and eighty
Ordinaleight hundred thousand, nine hundred and eightieth
Scientific notation8.0098 × 10^5
Engineering notation800.98 × 10^3
Nearest landmarks
Powers & multiples
800,980 to the power 2641,568,960,400
800,980 to the power 3513,883,905,901,192,000
800,980 to the power 4411,610,730,948,736,768,160,000
800,980 to the power 5329,691,963,275,319,176,560,796,800,000
First ten multiples800,980, 1,601,960, 2,402,940, 3,203,920, 4,004,900, 4,805,880, 5,606,860, 6,407,840, 7,208,820, 8,009,800
Powers of twoBetween 2^19 (524,288) and 2^20 (1,048,576)
Divisibility tests
Divisible by 2Yes
Divisible by 3No, remainder 1
Divisible by 4Yes
Divisible by 5Yes
Divisible by 6No, remainder 4
Divisible by 7No, remainder 5
Divisible by 8No, remainder 4
Divisible by 9No, remainder 7
Divisible by 10Yes
Divisible by 11No, remainder 4
Divisible by 12No, remainder 4
Divisible by 100No, remainder 80
Collatz (3n + 1) trajectory
Steps to reach 1131the total stopping time
Highest value reached800,980
Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven
First steps800,980 → 400,490 → 200,245 → 600,736 → 300,368 → 150,184 → 75,092 → 37,546 → 18,773 → 56,320 → …
Last steps… → 5 → 16 → 8 → 4 → 2 → 1
As a percentage & fraction
As a percentage80,098,000%
800,980% as a decimal8,009.8
800,980% of 100800,980
800,980% of 1,0008,009,800
As a fraction of 100800,980/100
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Derived from 800,980
Also reads as
#800980 (colour)
- #800980
- Magenta
- Dark
- Nearest: Purple
#800980 is a magenta with RGB values 128, 9, 128 and HSL 300°, 87%, 27%. It is a dark colour, so white text on it reaches 9.3:1 contrast (AAA for normal text). The nearest named colour is Purple.
Colour values
#800980#800980
HEX#800980
RGBrgb(128, 9, 128)
RGB (0–1)0.502, 0.0353, 0.502
RGB percentages50.2%, 3.5%, 50.2%
HSLhsl(300, 86.9%, 26.9%)
HSV / HSBhsv(300, 93%, 50.2%)
CMYK0%, 93%, 0%, 49.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,391,040
CSS custom property--colour: #800980;
Brightness & contrast
Relative luminance0.06343WCAG 2.x, 0 is black and 1 is white
Perceived brightness82.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.26:1
Contrast with white9.26:1WCAG normal text: AAA
Contrast with black2.27:1WCAG normal text: Fail
Greyscale equivalent#2B2B2B
Inverted#7FF67F
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.26:1WCAG large text: AAA
Contrast with black, large text2.27:1WCAG large text: Fail
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#098009
Analogous#450980, #800945
Triadic#808009, #098080
Split complementary#458009, #098045
Tetradic#804509, #098009, #094580
Tints, shades & saturation
Channel breakdown
R128
G9
B128
Red128 (50.2%)
Green9 (3.5%)
Blue128 (50.2%)
Hue300°
Saturation (HSL)86.86%
Lightness26.86%
Dominant channelRed and Blue
Hex per channelR 80 · G 09 · B 80
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Harmonies
Similar named colours
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