21456424

21,456,424 is an even composite number composed of four prime numbers multiplied together.

What does the number 21456424 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 32 divisors.

21456424 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 21456424:

2³ × 11 × 23 × 10601

(2 × 2 × 2 × 11 × 23 × 10601)

See below for interesting mathematical facts about the number 21456424 from the Numbermatics database.

Names of 21456424

Cardinal: 21456424 can be written as Twenty-one million, four hundred fifty-six thousand, four hundred twenty-four.

Scientific notation

Scientific notation: 2.1456424 × 10⁷

Factors of 21456424

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 10637

Divisors of 21456424

Number of divisors d(n): 32
Complete list of divisors:
1 2 4 8 11 22 23 44 46 88 92 184 253 506 1012 2024 10601 21202 42404 84808 116611 233222 243823 466444 487646 932888 975292 1950584 2682053 5364106 10728212 21456424
Sum of all divisors σ(n): 45800640
Sum of proper divisors (its aliquot sum) s(n): 24344216
21456424 is an abundant number, because the sum of its proper divisors (24344216) is greater than itself. Its abundance is 2887792

Bases of 21456424

Binary: 1010001110110011000101000₂
Hexadecimal: 0x1476628
Base-36: CRVVS

Squares and roots of 21456424

21456424 squared (21456424²) is 460378130867776
21456424 cubed (21456424³) is 9878068376226489793024
The square root of 21456424 is 4632.1079434745
The cube root of 21456424 is 277.8769014891

Scales and comparisons

How big is 21456424?

21,456,424 seconds is equal to 35 weeks, 3 days, 8 hours, 7 minutes, 4 seconds.
To count from 1 to 21,456,424 would take you about twelve 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 21456424 cubic inches would be around 23.2 feet tall.

Recreational maths with 21456424

21456424 backwards is 42465412
The number of decimal digits it has is: 8
The sum of 21456424's digits is 28
More coming soon!

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The information we have on file for 21456424 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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