20715472

20,715,472 is an even composite number composed of four prime numbers multiplied together.

What does the number 20715472 look like?

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

20715472 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 20715472:

2⁴ × 19 × 83 × 821

(2 × 2 × 2 × 2 × 19 × 83 × 821)

See below for interesting mathematical facts about the number 20715472 from the Numbermatics database.

Names of 20715472

Cardinal: 20715472 can be written as Twenty million, seven hundred fifteen thousand, four hundred seventy-two.

Scientific notation

Scientific notation: 2.0715472 × 10⁷

Factors of 20715472

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 925

Divisors of 20715472

Number of divisors d(n): 40
Complete list of divisors:
1 2 4 8 16 19 38 76 83 152 166 304 332 664 821 1328 1577 1642 3154 3284 6308 6568 12616 13136 15599 25232 31198 62396 68143 124792 136286 249584 272572 545144 1090288 1294717 2589434 5178868 10357736 20715472
Sum of all divisors σ(n): 42809760
Sum of proper divisors (its aliquot sum) s(n): 22094288
20715472 is an abundant number, because the sum of its proper divisors (22094288) is greater than itself. Its abundance is 1378816

Bases of 20715472

Binary: 1001111000001011111010000₂
Hexadecimal: 0x13C17D0
Base-36: CC05S

Squares and roots of 20715472

20715472 squared (20715472²) is 429130780182784
20715472 cubed (20715472³) is 8889646661214616834048
The square root of 20715472 is 4551.4252712749
The cube root of 20715472 is 274.6407297385

Scales and comparisons

How big is 20715472?

20,715,472 seconds is equal to 34 weeks, 1 day, 18 hours, 17 minutes, 52 seconds.
To count from 1 to 20,715,472 would take you about fifty-one weeks!

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 20715472 cubic inches would be around 22.9 feet tall.

Recreational maths with 20715472

20715472 backwards is 27451702
The number of decimal digits it has is: 8
The sum of 20715472's digits is 28
More coming soon!

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The information we have on file for 20715472 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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