21272736

21,272,736 is an even composite number composed of four prime numbers multiplied together.

What does the number 21272736 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

21272736 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 21272736:

2⁵ × 3 × 71 × 3121

(2 × 2 × 2 × 2 × 2 × 3 × 71 × 3121)

See below for interesting mathematical facts about the number 21272736 from the Numbermatics database.

Names of 21272736

Cardinal: 21272736 can be written as Twenty-one million, two hundred seventy-two thousand, seven hundred thirty-six.

Scientific notation

Scientific notation: 2.1272736 × 10⁷

Factors of 21272736

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 8
Sum of prime factors: 3197

Divisors of 21272736

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 4 6 8 12 16 24 32 48 71 96 142 213 284 426 568 852 1136 1704 2272 3121 3408 6242 6816 9363 12484 18726 24968 37452 49936 74904 99872 149808 221591 299616 443182 664773 886364 1329546 1772728 2659092 3545456 5318184 7090912 10636368 21272736
Sum of all divisors σ(n): 56645568
Sum of proper divisors (its aliquot sum) s(n): 35372832
21272736 is an abundant number, because the sum of its proper divisors (35372832) is greater than itself. Its abundance is 14100096

Bases of 21272736

Binary: 1010001001001100010100000₂
Hexadecimal: 0x14498A0
Base-36: CNY5C

Squares and roots of 21272736

21272736 squared (21272736²) is 452529296925696
21272736 cubed (21272736³) is 9626536265765942624256
The square root of 21272736 is 4612.2376348145
The cube root of 21272736 is 277.0816616829

Scales and comparisons

How big is 21272736?

21,272,736 seconds is equal to 35 weeks, 1 day, 5 hours, 5 minutes, 36 seconds.
To count from 1 to 21,272,736 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 21272736 cubic inches would be around 23.1 feet tall.

Recreational maths with 21272736

21272736 backwards is 63727212
The number of decimal digits it has is: 8
The sum of 21272736's digits is 30
More coming soon!

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The information we have on file for 21272736 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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