138939556

138,939,556 is an even composite number composed of four prime numbers multiplied together.

What does the number 138939556 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

138939556 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 138939556:

2² × 7 × 661 × 7507

(2 × 2 × 7 × 661 × 7507)

See below for interesting mathematical facts about the number 138939556 from the Numbermatics database.

Names of 138939556

Cardinal: 138939556 can be written as One hundred thirty-eight million, nine hundred thirty-nine thousand, five hundred fifty-six.

Scientific notation

Scientific notation: 1.38939556 × 10⁸

Factors of 138939556

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 8177

Divisors of 138939556

Number of divisors d(n): 24
Complete list of divisors:
1 2 4 7 14 28 661 1322 2644 4627 7507 9254 15014 18508 30028 52549 105098 210196 4962127 9924254 19848508 34734889 69469778 138939556
Sum of all divisors σ(n): 278336576
Sum of proper divisors (its aliquot sum) s(n): 139397020
138939556 is an abundant number, because the sum of its proper divisors (139397020) is greater than itself. Its abundance is 457464

Bases of 138939556

Binary: 1000010010000000110010100100₂
Hexadecimal: 0x8480CA4
Base-36: 2APYG4

Squares and roots of 138939556

138939556 squared (138939556²) is 19304200221477136
138939556 cubed (138939556³) is 2682117007707134939991616
The square root of 138939556 is 11787.2624472351
The cube root of 138939556 is 517.9350504673

Scales and comparisons

How big is 138939556?

138,939,556 seconds is equal to 4 years, 21 weeks, 5 days, 2 hours, 19 minutes, 16 seconds.
To count from 1 to 138,939,556 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 138939556 cubic inches would be around 43.2 feet tall.

Recreational maths with 138939556

138939556 backwards is 655939831
The number of decimal digits it has is: 9
The sum of 138939556's digits is 49
More coming soon!

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The information we have on file for 138939556 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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