21351132

21,351,132 is an even composite number composed of four prime numbers multiplied together.

What does the number 21351132 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 36 divisors.

21351132 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.

Prime factorization of 21351132:

2² × 3² × 11 × 53917

(2 × 2 × 3 × 3 × 11 × 53917)

See below for interesting mathematical facts about the number 21351132 from the Numbermatics database.

Names of 21351132

Cardinal: 21351132 can be written as Twenty-one million, three hundred fifty-one thousand, one hundred thirty-two.

Scientific notation

Scientific notation: 2.1351132 × 10⁷

Factors of 21351132

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 53933

Divisors of 21351132

Number of divisors d(n): 36
Complete list of divisors:
1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 132 198 396 53917 107834 161751 215668 323502 485253 593087 647004 970506 1186174 1779261 1941012 2372348 3558522 5337783 7117044 10675566 21351132
Sum of all divisors σ(n): 58878456
Sum of proper divisors (its aliquot sum) s(n): 37527324
21351132 is an abundant number, because the sum of its proper divisors (37527324) is greater than itself. Its abundance is 16176192

Bases of 21351132

Binary: 1010001011100101011011100₂
Hexadecimal: 0x145CADC
Base-36: CPMN0

Squares and roots of 21351132

21351132 squared (21351132²) is 455870837681424
21351132 cubed (21351132³) is 9733358430286657771968
The square root of 21351132 is 4620.7285139899
The cube root of 21351132 is 277.4216189635

Scales and comparisons

How big is 21351132?

21,351,132 seconds is equal to 35 weeks, 2 days, 2 hours, 52 minutes, 12 seconds.
To count from 1 to 21,351,132 would take you about six 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 21351132 cubic inches would be around 23.1 feet tall.

Recreational maths with 21351132

21351132 backwards is 23115312
21351132 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 21351132's digits is 18
More coming soon!

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The information we have on file for 21351132 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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