21552

21,552 is an even composite number composed of three prime numbers multiplied together.

What does the number 21552 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 20 divisors.

21552 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty divisors.

Prime factorization of 21552:

2⁴ × 3 × 449

(2 × 2 × 2 × 2 × 3 × 449)

See below for interesting mathematical facts about the number 21552 from the Numbermatics database.

Names of 21552

Cardinal: 21552 can be written as Twenty-one thousand, five hundred fifty-two.

Scientific notation

Scientific notation: 2.1552 × 10⁴

Factors of 21552

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 6
Sum of prime factors: 454

Divisors of 21552

Number of divisors d(n): 20
Complete list of divisors:
1 2 3 4 6 8 12 16 24 48 449 898 1347 1796 2694 3592 5388 7184 10776 21552
Sum of all divisors σ(n): 55800
Sum of proper divisors (its aliquot sum) s(n): 34248
21552 is an abundant number, because the sum of its proper divisors (34248) is greater than itself. Its abundance is 12696

Bases of 21552

Binary: 101010000110000₂
Hexadecimal: 0x5430
Base-36: GMO

Squares and roots of 21552

21552 squared (21552²) is 464488704
21552 cubed (21552³) is 10010660548608
The square root of 21552 is 146.8059944281
The cube root of 21552 is 27.8288884181

Scales and comparisons

How big is 21552?

21,552 seconds is equal to 5 hours, 59 minutes, 12 seconds.
To count from 1 to 21,552 would take you about five hours.

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 21552 cubic inches would be around 2.3 feet tall.

Recreational maths with 21552

21552 backwards is 25512
The number of decimal digits it has is: 5
The sum of 21552's digits is 15
More coming soon!

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The information we have on file for 21552 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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