13291988

13,291,988 is an even composite number composed of three prime numbers multiplied together.

What does the number 13291988 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

13291988 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 13291988:

2² × 43 × 77279

(2 × 2 × 43 × 77279)

See below for interesting mathematical facts about the number 13291988 from the Numbermatics database.

Names of 13291988

Cardinal: 13291988 can be written as Thirteen million, two hundred ninety-one thousand, nine hundred eighty-eight.

Scientific notation

Scientific notation: 1.3291988 × 10⁷

Factors of 13291988

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 77324

Divisors of 13291988

Number of divisors d(n): 12
Complete list of divisors:
1 2 4 43 86 172 77279 154558 309116 3322997 6645994 13291988
Sum of all divisors σ(n): 23802240
Sum of proper divisors (its aliquot sum) s(n): 10510252
13291988 is a deficient number, because the sum of its proper divisors (10510252) is less than itself. Its deficiency is 2781736

Bases of 13291988

Binary: 110010101101000111010100₂
Hexadecimal: 0xCAD1D4
Base-36: 7WW5W

Squares and roots of 13291988

13291988 squared (13291988²) is 176676944992144
13291988 cubed (13291988³) is 2348387832712238142272
The square root of 13291988 is 3645.8178780625
The cube root of 13291988 is 236.8808649513

Scales and comparisons

How big is 13291988?

13,291,988 seconds is equal to 21 weeks, 6 days, 20 hours, 13 minutes, 8 seconds.
To count from 1 to 13,291,988 would take you about thirty-two 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 13291988 cubic inches would be around 19.7 feet tall.

Recreational maths with 13291988

13291988 backwards is 88919231
The number of decimal digits it has is: 8
The sum of 13291988's digits is 41
More coming soon!

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The information we have on file for 13291988 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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