Number
988,397
- Positive
- Odd
- Composite
- 6 digits
988,397 is an odd 6-digit integer and a composite number. It has 8 divisors and a digital root of 8.
Number properties
ParityOddnot divisible by 2
SignPositive
PrimalityComposite
Absolute value988,397
Digit count6
Digit sum44
Digital root8repeated digit sum
PalindromicNoreads differently backwards
Happy numberNosquared-digit sums reach 1
Harshad numberNodivisible by its own digit sum
Factors & divisors
Prime factorisation17 × 53 × 1,097
Distinct prime factors317, 53, 1,097
Number of divisors8
Sum of divisors σ(n)1,067,256
Aliquot sum78,859sum of the proper divisors
ClassificationDeficientthe aliquot sum is less than the number
Euler's totient φ(n)911,872integers below n that share no factor with it
SquarefreeYesno repeated prime factor
All divisors1, 17, 53, 901, 1,097, 18,649, 58,141, 988,3978 in total
Arithmetic
Representations
Decimal988,397
Binary1111000101001110110120 bits
Octal3612355
HexadecimalF14ED
Base 36L6NH
Roman numeralNot defined above 3,999there is no agreed standard notation
In wordsnine hundred and eighty-eight thousand, three hundred and ninety-seven
Ordinalnine hundred and eighty-eight thousand, three hundred and ninety-seventh
Scientific notation9.88397 × 10^5
Engineering notation988.397 × 10^3
Nearest landmarks
Powers & multiples
988,397 to the power 2976,928,629,609
988,397 to the power 3965,593,326,719,646,773
988,397 to the power 4954,389,547,349,718,711,492,881
988,397 to the power 5943,315,765,431,819,925,283,429,101,757
First ten multiples988,397, 1,976,794, 2,965,191, 3,953,588, 4,941,985, 5,930,382, 6,918,779, 7,907,176, 8,895,573, 9,883,970
Powers of twoBetween 2^19 (524,288) and 2^20 (1,048,576)
Divisibility tests
Divisible by 2No, remainder 1
Divisible by 3No, remainder 2
Divisible by 4No, remainder 1
Divisible by 5No, remainder 2
Divisible by 6No, remainder 5
Divisible by 7No, remainder 4
Divisible by 8No, remainder 5
Divisible by 9No, remainder 8
Divisible by 10No, remainder 7
Divisible by 11No, remainder 3
Divisible by 12No, remainder 5
Divisible by 100No, remainder 97
Collatz (3n + 1) trajectory
Steps to reach 164the total stopping time
Highest value reached2,965,1923× the starting value
Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven
First steps988,397 → 2,965,192 → 1,482,596 → 741,298 → 370,649 → 1,111,948 → 555,974 → 277,987 → 833,962 → 416,981 → …
Last steps… → 5 → 16 → 8 → 4 → 2 → 1
As a percentage & fraction
As a percentage98,839,700%
988,397% as a decimal9,883.97
988,397% of 100988,397
988,397% of 1,0009,883,970
As a fraction of 100988,397/100
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Derived from 988,397
Also reads as
#988397 (colour)
- #988397
- Magenta
- Dark
- Nearest: Light slate grey
#988397 is a magenta with RGB values 152, 131, 151 and HSL 303°, 9%, 55%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Light slate grey.
Colour values
#988397#988397
HEX#988397
RGBrgb(152, 131, 151)
RGB (0–1)0.5961, 0.5137, 0.5922
RGB percentages59.6%, 51.4%, 59.2%
HSLhsl(302.9, 9.3%, 55.5%)
HSV / HSBhsv(302.9, 13.8%, 59.6%)
CMYK0%, 13.8%, 0.7%, 40.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,995,159
CSS custom property--colour: #988397;
Brightness & contrast
Relative luminance0.25142WCAG 2.x, 0 is black and 1 is white
Perceived brightness139.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.03:1
Contrast with white3.48:1WCAG normal text: Fail
Contrast with black6.03:1WCAG normal text: AA
Greyscale equivalent#898989
Inverted#677C68
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.48:1WCAG large text: AA
Contrast with black, large text6.03:1WCAG large text: AAA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#839884
Analogous#8F8398, #98838C
Triadic#979883, #839798
Split complementary#8D9883, #83988F
Tetradic#988E83, #839884, #838C98
Tints, shades & saturation
Channel breakdown
R152
G131
B151
Red152 (59.6%)
Green131 (51.4%)
Blue151 (59.2%)
Hue302.86°
Saturation (HSL)9.25%
Lightness55.49%
Dominant channelRed
Hex per channelR 98 · G 83 · B 97
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Harmonies
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