138584979

138,584,979 is an odd composite number composed of three prime numbers multiplied together.

What does the number 138584979 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

138584979 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 138584979:

3³ × 13 × 394829

(3 × 3 × 3 × 13 × 394829)

See below for interesting mathematical facts about the number 138584979 from the Numbermatics database.

Names of 138584979

Cardinal: 138584979 can be written as One hundred thirty-eight million, five hundred eighty-four thousand, nine hundred seventy-nine.

Scientific notation

Scientific notation: 1.38584979 × 10⁸

Factors of 138584979

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 394845

Divisors of 138584979

Number of divisors d(n): 16
Complete list of divisors:
1 3 9 13 27 39 117 351 394829 1184487 3553461 5132777 10660383 15398331 46194993 138584979
Sum of all divisors σ(n): 221104800
Sum of proper divisors (its aliquot sum) s(n): 82519821
138584979 is a deficient number, because the sum of its proper divisors (82519821) is less than itself. Its deficiency is 56065158

Bases of 138584979

Binary: 1000010000101010001110010011₂
Hexadecimal: 0x842A393
Base-36: 2AICUR

Squares and roots of 138584979

138584979 squared (138584979²) is 19205796404430441
138584979 cubed (138584979³) is 2661634891386268172945739
The square root of 138584979 is 11772.2121540515
The cube root of 138584979 is 517.4940810077

Scales and comparisons

How big is 138584979?

138,584,979 seconds is equal to 4 years, 21 weeks, 23 hours, 49 minutes, 39 seconds.
To count from 1 to 138,584,979 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 138584979 cubic inches would be around 43.1 feet tall.

Recreational maths with 138584979

138584979 backwards is 979485831
The number of decimal digits it has is: 9
The sum of 138584979's digits is 54
More coming soon!

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The information we have on file for 138584979 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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