138991552

138,991,552 is an even composite number composed of three prime numbers multiplied together.

What does the number 138991552 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 42 divisors.

138991552 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty-two divisors.

Prime factorization of 138991552:

2⁶ × 7 × 557²

(2 × 2 × 2 × 2 × 2 × 2 × 7 × 557 × 557)

See below for interesting mathematical facts about the number 138991552 from the Numbermatics database.

Names of 138991552

Cardinal: 138991552 can be written as One hundred thirty-eight million, nine hundred ninety-one thousand, five hundred fifty-two.

Scientific notation

Scientific notation: 1.38991552 × 10⁸

Factors of 138991552

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 9
Sum of prime factors: 566

Divisors of 138991552

Number of divisors d(n): 42
Complete list of divisors:
1 2 4 7 8 14 16 28 32 56 64 112 224 448 557 1114 2228 3899 4456 7798 8912 15596 17824 31192 35648 62384 124768 249536 310249 620498 1240996 2171743 2481992 4343486 4963984 8686972 9927968 17373944 19855936 34747888 69495776 138991552
Sum of all divisors σ(n): 315779912
Sum of proper divisors (its aliquot sum) s(n): 176788360
138991552 is an abundant number, because the sum of its proper divisors (176788360) is greater than itself. Its abundance is 37796808

Bases of 138991552

Binary: 1000010010001101011111000000₂
Hexadecimal: 0x848D7C0
Base-36: 2AR2KG

Squares and roots of 138991552

138991552 squared (138991552²) is 19318651527368704
138991552 cubed (138991552³) is 2685129358336146645188608
The square root of 138991552 is 11789.4678421039
The cube root of 138991552 is 517.9996521615

Scales and comparisons

How big is 138991552?

138,991,552 seconds is equal to 4 years, 21 weeks, 5 days, 16 hours, 45 minutes, 52 seconds.
To count from 1 to 138,991,552 would take you about six years!

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 138991552 cubic inches would be around 43.2 feet tall.

Recreational maths with 138991552

138991552 backwards is 255199831
The number of decimal digits it has is: 9
The sum of 138991552's digits is 43
More coming soon!

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The information we have on file for 138991552 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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