Number
321,007
- Positive
- Odd
- Prime
- 6 digits
321,007 is an odd 6-digit integer and a prime number. It has 2 divisors and a digital root of 4.
Number properties
ParityOddnot divisible by 2
SignPositive
PrimalityPrime
Absolute value321,007
Digit count6
Digit sum13
Digital root4repeated digit sum
PalindromicNoreads differently backwards
Happy numberNosquared-digit sums reach 1
Harshad numberNodivisible by its own digit sum
Factors & divisors
Prime factorisation321,007
Distinct prime factors1321,007
Number of divisors2
Sum of divisors σ(n)321,008
Aliquot sum1sum of the proper divisors
ClassificationDeficientthe aliquot sum is less than the number
Euler's totient φ(n)321,006integers below n that share no factor with it
SquarefreeYesno repeated prime factor
All divisors1, 321,0072 in total
Arithmetic
Representations
Decimal321,007
Binary100111001011110111119 bits
Octal1162757
Hexadecimal4E5EF
Base 366VOV
Roman numeralNot defined above 3,999there is no agreed standard notation
In wordsthree hundred and twenty-one thousand and seven
Ordinalthree hundred and twenty-one thousand and seventh
Scientific notation3.21007 × 10^5
Engineering notation321.007 × 10^3
Nearest landmarks
Powers & multiples
321,007 to the power 2103,045,494,049
321,007 to the power 333,078,324,908,187,343
321,007 to the power 410,618,373,843,802,494,414,401
321,007 to the power 53,408,572,332,477,507,324,483,621,807
First ten multiples321,007, 642,014, 963,021, 1,284,028, 1,605,035, 1,926,042, 2,247,049, 2,568,056, 2,889,063, 3,210,070
Powers of twoBetween 2^18 (262,144) and 2^19 (524,288)
Divisibility tests
Divisible by 2No, remainder 1
Divisible by 3No, remainder 1
Divisible by 4No, remainder 3
Divisible by 5No, remainder 2
Divisible by 6No, remainder 1
Divisible by 7No, remainder 1
Divisible by 8No, remainder 7
Divisible by 9No, remainder 4
Divisible by 10No, remainder 7
Divisible by 11No, remainder 5
Divisible by 12No, remainder 7
Divisible by 100No, remainder 7
Collatz (3n + 1) trajectory
Steps to reach 196the total stopping time
Highest value reached5,484,72417× the starting value
Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven
First steps321,007 → 963,022 → 481,511 → 1,444,534 → 722,267 → 2,166,802 → 1,083,401 → 3,250,204 → 1,625,102 → 812,551 → …
Last steps… → 5 → 16 → 8 → 4 → 2 → 1
As a percentage & fraction
As a percentage32,100,700%
321,007% as a decimal3,210.07
321,007% of 100321,007
321,007% of 1,0003,210,070
As a fraction of 100321,007/100
Read another way
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Derived from 321,007
Also reads as
#321007 (colour)
- #321007
- Red
- Dark
- Nearest: Black
#321007 is a red with RGB values 50, 16, 7 and HSL 13°, 75%, 11%. It is a dark colour, so white text on it reaches 17.3:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#321007#321007
HEX#321007
RGBrgb(50, 16, 7)
RGB (0–1)0.1961, 0.0627, 0.0275
RGB percentages19.6%, 6.3%, 2.7%
HSLhsl(12.6, 75.4%, 11.2%)
HSV / HSBhsv(12.6, 86%, 19.6%)
CMYK0%, 68%, 86%, 80.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,280,903
CSS custom property--colour: #321007;
Brightness & contrast
Relative luminance0.01064WCAG 2.x, 0 is black and 1 is white
Perceived brightness30.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.32:1
Contrast with white17.32:1WCAG normal text: AAA
Contrast with black1.21:1WCAG normal text: Fail
Greyscale equivalent#171717
Inverted#CDEFF8
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.32:1WCAG large text: AAA
Contrast with black, large text1.21:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#072932
Analogous#320714, #322507
Triadic#073210, #100732
Split complementary#073225, #071432
Tetradic#143207, #072932, #250732
Tints, shades & saturation
Channel breakdown
R50
G16
B7
Red50 (19.6%)
Green16 (6.3%)
Blue7 (2.7%)
Hue12.56°
Saturation (HSL)75.44%
Lightness11.18%
Dominant channelRed
Hex per channelR 32 · G 10 · B 07
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Harmonies
Similar named colours
Nerdulate something else
Nothing in mind? Surprise me · today’s page