138679839

138,679,839 is an odd composite number composed of three prime numbers multiplied together.

What does the number 138679839 look like?

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

138679839 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 138679839:

3² × 79 × 195049

(3 × 3 × 79 × 195049)

See below for interesting mathematical facts about the number 138679839 from the Numbermatics database.

Names of 138679839

Cardinal: 138679839 can be written as One hundred thirty-eight million, six hundred seventy-nine thousand, eight hundred thirty-nine.

Scientific notation

Scientific notation: 1.38679839 × 10⁸

Factors of 138679839

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 195131

Divisors of 138679839

Number of divisors d(n): 12
Complete list of divisors:
1 3 9 79 237 711 195049 585147 1755441 15408871 46226613 138679839
Sum of all divisors σ(n): 202852000
Sum of proper divisors (its aliquot sum) s(n): 64172161
138679839 is a deficient number, because the sum of its proper divisors (64172161) is less than itself. Its deficiency is 74507678

Bases of 138679839

Binary: 1000010001000001011000011111₂
Hexadecimal: 0x844161F
Base-36: 2AKE1R

Squares and roots of 138679839

138679839 squared (138679839²) is 19232097745065921
138679839 cubed (138679839³) is 2667104218918004968666719
The square root of 138679839 is 11776.2404442165
The cube root of 138679839 is 517.6121272123

Scales and comparisons

How big is 138679839?

138,679,839 seconds is equal to 4 years, 21 weeks, 2 days, 2 hours, 10 minutes, 39 seconds.
To count from 1 to 138,679,839 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 138679839 cubic inches would be around 43.1 feet tall.

Recreational maths with 138679839

138679839 backwards is 938976831
The number of decimal digits it has is: 9
The sum of 138679839's digits is 54
More coming soon!

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The information we have on file for 138679839 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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