21242331

21,242,331 is an odd composite number composed of three prime numbers multiplied together.

What does the number 21242331 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 32 divisors.

21242331 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 21242331:

3⁷ × 11 × 883

(3 × 3 × 3 × 3 × 3 × 3 × 3 × 11 × 883)

See below for interesting mathematical facts about the number 21242331 from the Numbermatics database.

Names of 21242331

Cardinal: 21242331 can be written as Twenty-one million, two hundred forty-two thousand, three hundred thirty-one.

Scientific notation

Scientific notation: 2.1242331 × 10⁷

Factors of 21242331

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 9
Sum of prime factors: 897

Divisors of 21242331

Number of divisors d(n): 32
Complete list of divisors:
1 3 9 11 27 33 81 99 243 297 729 883 891 2187 2649 2673 7947 8019 9713 23841 24057 29139 71523 87417 214569 262251 643707 786753 1931121 2360259 7080777 21242331
Sum of all divisors σ(n): 34794240
Sum of proper divisors (its aliquot sum) s(n): 13551909
21242331 is a deficient number, because the sum of its proper divisors (13551909) is less than itself. Its deficiency is 7690422

Bases of 21242331

Binary: 1010001000010000111011011₂
Hexadecimal: 0x14421DB
Base-36: CNAOR

Squares and roots of 21242331

21242331 squared (21242331²) is 451236626313561
21242331 cubed (21242331³) is 9585317775475972550691
The square root of 21242331 is 4608.9403337427
The cube root of 21242331 is 276.9495883273

Scales and comparisons

How big is 21242331?

21,242,331 seconds is equal to 35 weeks, 20 hours, 38 minutes, 51 seconds.
To count from 1 to 21,242,331 would take you about four 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 21242331 cubic inches would be around 23.1 feet tall.

Recreational maths with 21242331

21242331 backwards is 13324212
The number of decimal digits it has is: 8
The sum of 21242331's digits is 18
More coming soon!

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The information we have on file for 21242331 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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