21089744

21,089,744 is an even composite number composed of four prime numbers multiplied together.

What does the number 21089744 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 40 divisors.

21089744 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 21089744:

2⁴ × 13 × 41 × 2473

(2 × 2 × 2 × 2 × 13 × 41 × 2473)

See below for interesting mathematical facts about the number 21089744 from the Numbermatics database.

Names of 21089744

Cardinal: 21089744 can be written as Twenty-one million, eighty-nine thousand, seven hundred forty-four.

Scientific notation

Scientific notation: 2.1089744 × 10⁷

Factors of 21089744

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 2529

Divisors of 21089744

Number of divisors d(n): 40
Complete list of divisors:
1 2 4 8 13 16 26 41 52 82 104 164 208 328 533 656 1066 2132 2473 4264 4946 8528 9892 19784 32149 39568 64298 101393 128596 202786 257192 405572 514384 811144 1318109 1622288 2636218 5272436 10544872 21089744
Sum of all divisors σ(n): 45096072
Sum of proper divisors (its aliquot sum) s(n): 24006328
21089744 is an abundant number, because the sum of its proper divisors (24006328) is greater than itself. Its abundance is 2916584

Bases of 21089744

Binary: 1010000011100110111010000₂
Hexadecimal: 0x141CDD0
Base-36: CK0Y8

Squares and roots of 21089744

21089744 squared (21089744²) is 444777301985536
21089744 cubed (21089744³) is 9380239435885645942784
The square root of 21089744 is 4592.3571289699
The cube root of 21089744 is 276.2848700549

Scales and comparisons

How big is 21089744?

21,089,744 seconds is equal to 34 weeks, 6 days, 2 hours, 15 minutes, 44 seconds.
To count from 1 to 21,089,744 would take you about two 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 21089744 cubic inches would be around 23 feet tall.

Recreational maths with 21089744

21089744 backwards is 44798012
The number of decimal digits it has is: 8
The sum of 21089744's digits is 35
More coming soon!

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The information we have on file for 21089744 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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