21264472

21,264,472 is an even composite number composed of two prime numbers multiplied together.

What does the number 21264472 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 8 divisors.

21264472 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 21264472:

2³ × 2658059

(2 × 2 × 2 × 2658059)

See below for interesting mathematical facts about the number 21264472 from the Numbermatics database.

Names of 21264472

Cardinal: 21264472 can be written as Twenty-one million, two hundred sixty-four thousand, four hundred seventy-two.

Scientific notation

Scientific notation: 2.1264472 × 10⁷

Factors of 21264472

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 4
Sum of prime factors: 2658061

Divisors of 21264472

Number of divisors d(n): 8
Complete list of divisors:
1 2 4 8 2658059 5316118 10632236 21264472
Sum of all divisors σ(n): 39870900
Sum of proper divisors (its aliquot sum) s(n): 18606428
21264472 is a deficient number, because the sum of its proper divisors (18606428) is less than itself. Its deficiency is 2658044

Bases of 21264472

Binary: 1010001000111100001011000₂
Hexadecimal: 0x1447858
Base-36: CNRRS

Squares and roots of 21264472

21264472 squared (21264472²) is 452177769438784
21264472 cubed (21264472³) is 9615321517253478082048
The square root of 21264472 is 4611.3416702735
The cube root of 21264472 is 277.0457769491

Scales and comparisons

How big is 21264472?

21,264,472 seconds is equal to 35 weeks, 1 day, 2 hours, 47 minutes, 52 seconds.
To count from 1 to 21,264,472 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 21264472 cubic inches would be around 23.1 feet tall.

Recreational maths with 21264472

21264472 backwards is 27446212
The number of decimal digits it has is: 8
The sum of 21264472's digits is 28
More coming soon!

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The information we have on file for 21264472 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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