12815730

12,815,730 is an even composite number composed of five prime numbers multiplied together.

What does the number 12815730 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

12815730 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 12815730:

2 × 3² × 5 × 131 × 1087

(2 × 3 × 3 × 5 × 131 × 1087)

See below for interesting mathematical facts about the number 12815730 from the Numbermatics database.

Names of 12815730

Cardinal: 12815730 can be written as Twelve million, eight hundred fifteen thousand, seven hundred thirty.

Scientific notation

Scientific notation: 1.281573 × 10⁷

Factors of 12815730

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 1228

Divisors of 12815730

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 5 6 9 10 15 18 30 45 90 131 262 393 655 786 1087 1179 1310 1965 2174 2358 3261 3930 5435 5895 6522 9783 10870 11790 16305 19566 32610 48915 97830 142397 284794 427191 711985 854382 1281573 1423970 2135955 2563146 4271910 6407865 12815730
Sum of all divisors σ(n): 33606144
Sum of proper divisors (its aliquot sum) s(n): 20790414
12815730 is an abundant number, because the sum of its proper divisors (20790414) is greater than itself. Its abundance is 7974684

Bases of 12815730

Binary: 110000111000110101110010₂
Hexadecimal: 0xC38D72
Base-36: 7MOOI

Squares and roots of 12815730

12815730 squared (12815730²) is 164242935432900
12815730 cubed (12815730³) is 2104893114915479517000
The square root of 12815730 is 3579.9064233579
The cube root of 12815730 is 234.0172023295

Scales and comparisons

How big is 12815730?

12,815,730 seconds is equal to 21 weeks, 1 day, 7 hours, 55 minutes, 30 seconds.
To count from 1 to 12,815,730 would take you about thirty-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 12815730 cubic inches would be around 19.5 feet tall.

Recreational maths with 12815730

12815730 backwards is 03751821
The number of decimal digits it has is: 8
The sum of 12815730's digits is 27
More coming soon!

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The information we have on file for 12815730 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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