138157856

138,157,856 is an even composite number composed of three prime numbers multiplied together.

What does the number 138157856 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 48 divisors.

138157856 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 138157856:

2⁵ × 29 × 53³

(2 × 2 × 2 × 2 × 2 × 29 × 53 × 53 × 53)

See below for interesting mathematical facts about the number 138157856 from the Numbermatics database.

Names of 138157856

Cardinal: 138157856 can be written as One hundred thirty-eight million, one hundred fifty-seven thousand, eight hundred fifty-six.

Scientific notation

Scientific notation: 1.38157856 × 10⁸

Factors of 138157856

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 9
Sum of prime factors: 84

Divisors of 138157856

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 8 16 29 32 53 58 106 116 212 232 424 464 848 928 1537 1696 2809 3074 5618 6148 11236 12296 22472 24592 44944 49184 81461 89888 148877 162922 297754 325844 595508 651688 1191016 1303376 2382032 2606752 4317433 4764064 8634866 17269732 34539464 69078928 138157856
Sum of all divisors σ(n): 286788600
Sum of proper divisors (its aliquot sum) s(n): 148630744
138157856 is an abundant number, because the sum of its proper divisors (148630744) is greater than itself. Its abundance is 10472888

Bases of 138157856

Binary: 1000001111000001111100100000₂
Hexadecimal: 0x83C1F20
Base-36: 2A97A8

Squares and roots of 138157856

138157856 squared (138157856²) is 19087593174516736
138157856 cubed (138157856³) is 2637100949191466081878016
The square root of 138157856 is 11754.0570017335
The cube root of 138157856 is 516.9618898737

Scales and comparisons

How big is 138157856?

138,157,856 seconds is equal to 4 years, 20 weeks, 3 days, 1 hour, 10 minutes, 56 seconds.
To count from 1 to 138,157,856 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 138157856 cubic inches would be around 43.1 feet tall.

Recreational maths with 138157856

138157856 backwards is 658751831
The number of decimal digits it has is: 9
The sum of 138157856's digits is 44
More coming soon!

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The information we have on file for 138157856 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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