21268976

21,268,976 is an even composite number composed of four prime numbers multiplied together.

What does the number 21268976 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 40 divisors.

21268976 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 21268976:

2⁴ × 31 × 137 × 313

(2 × 2 × 2 × 2 × 31 × 137 × 313)

See below for interesting mathematical facts about the number 21268976 from the Numbermatics database.

Names of 21268976

Cardinal: 21268976 can be written as Twenty-one million, two hundred sixty-eight thousand, nine hundred seventy-six.

Scientific notation

Scientific notation: 2.1268976 × 10⁷

Factors of 21268976

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 483

Divisors of 21268976

Number of divisors d(n): 40
Complete list of divisors:
1 2 4 8 16 31 62 124 137 248 274 313 496 548 626 1096 1252 2192 2504 4247 5008 8494 9703 16988 19406 33976 38812 42881 67952 77624 85762 155248 171524 343048 686096 1329311 2658622 5317244 10634488 21268976
Sum of all divisors σ(n): 42985344
Sum of proper divisors (its aliquot sum) s(n): 21716368
21268976 is an abundant number, because the sum of its proper divisors (21716368) is greater than itself. Its abundance is 447392

Bases of 21268976

Binary: 1010001001000100111110000₂
Hexadecimal: 0x14489F0
Base-36: CNV8W

Squares and roots of 21268976

21268976 squared (21268976²) is 452369340088576
21268976 cubed (21268976³) is 9621432637479760818176
The square root of 21268976 is 4611.8300055401
The cube root of 21268976 is 277.0653358023

Scales and comparisons

How big is 21268976?

21,268,976 seconds is equal to 35 weeks, 1 day, 4 hours, 2 minutes, 56 seconds.
To count from 1 to 21,268,976 would take you about five days!

This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
A cube with a volume of 21268976 cubic inches would be around 23.1 feet tall.

Recreational maths with 21268976

21268976 backwards is 67986212
The number of decimal digits it has is: 8
The sum of 21268976's digits is 41
More coming soon!

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The information we have on file for 21268976 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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