15397142

15,397,142 is an even composite number composed of three prime numbers multiplied together.

What does the number 15397142 look like?

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

15397142 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 15397142:

2 × 31² × 8011

(2 × 31 × 31 × 8011)

See below for interesting mathematical facts about the number 15397142 from the Numbermatics database.

Names of 15397142

Cardinal: 15397142 can be written as Fifteen million, three hundred ninety-seven thousand, one hundred forty-two.

Scientific notation

Scientific notation: 1.5397142 × 10⁷

Factors of 15397142

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 8044

Divisors of 15397142

Number of divisors d(n): 12
Complete list of divisors:
1 2 31 62 961 1922 8011 16022 248341 496682 7698571 15397142
Sum of all divisors σ(n): 23867748
Sum of proper divisors (its aliquot sum) s(n): 8470606
15397142 is a deficient number, because the sum of its proper divisors (8470606) is less than itself. Its deficiency is 6926536

Bases of 15397142

Binary: 111010101111000100010110₂
Hexadecimal: 0xEAF116
Base-36: 960IE

Squares and roots of 15397142

15397142 squared (15397142²) is 237071981768164
15397142 cubed (15397142³) is 3650230967505832187288
The square root of 15397142 is 3923.9192142551
The cube root of 15397142 is 248.7788017457

Scales and comparisons

How big is 15397142?

15,397,142 seconds is equal to 25 weeks, 3 days, 4 hours, 59 minutes, 2 seconds.
To count from 1 to 15,397,142 would take you about thirty-eight 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 15397142 cubic inches would be around 20.7 feet tall.

Recreational maths with 15397142

15397142 backwards is 24179351
The number of decimal digits it has is: 8
The sum of 15397142's digits is 32
More coming soon!

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The information we have on file for 15397142 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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