20718672

20,718,672 is an even composite number composed of four prime numbers multiplied together.

What does the number 20718672 look like?

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

20718672 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 20718672:

2⁴ × 3 × 13 × 33203

(2 × 2 × 2 × 2 × 3 × 13 × 33203)

See below for interesting mathematical facts about the number 20718672 from the Numbermatics database.

Names of 20718672

Cardinal: 20718672 can be written as Twenty million, seven hundred eighteen thousand, six hundred seventy-two.

Scientific notation

Scientific notation: 2.0718672 × 10⁷

Factors of 20718672

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 33221

Divisors of 20718672

Number of divisors d(n): 40
Complete list of divisors:
1 2 3 4 6 8 12 13 16 24 26 39 48 52 78 104 156 208 312 624 33203 66406 99609 132812 199218 265624 398436 431639 531248 796872 863278 1294917 1593744 1726556 2589834 3453112 5179668 6906224 10359336 20718672
Sum of all divisors σ(n): 57642144
Sum of proper divisors (its aliquot sum) s(n): 36923472
20718672 is an abundant number, because the sum of its proper divisors (36923472) is greater than itself. Its abundance is 16204800

Bases of 20718672

Binary: 1001111000010010001010000₂
Hexadecimal: 0x13C2450
Base-36: CC2MO

Squares and roots of 20718672

20718672 squared (20718672²) is 429263369443584
20718672 cubed (20718672³) is 8893766953116439400448
The square root of 20718672 is 4551.7767959337
The cube root of 20718672 is 274.6548706195

Scales and comparisons

How big is 20718672?

20,718,672 seconds is equal to 34 weeks, 1 day, 19 hours, 11 minutes, 12 seconds.
To count from 1 to 20,718,672 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 20718672 cubic inches would be around 22.9 feet tall.

Recreational maths with 20718672

20718672 backwards is 27681702
The number of decimal digits it has is: 8
The sum of 20718672's digits is 33
More coming soon!

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The information we have on file for 20718672 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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