138973816

138,973,816 is an even composite number composed of two prime numbers multiplied together.

What does the number 138973816 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 8 divisors.

138973816 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 138973816:

2³ × 17371727

(2 × 2 × 2 × 17371727)

See below for interesting mathematical facts about the number 138973816 from the Numbermatics database.

Names of 138973816

Cardinal: 138973816 can be written as One hundred thirty-eight million, nine hundred seventy-three thousand, eight hundred sixteen.

Scientific notation

Scientific notation: 1.38973816 × 10⁸

Factors of 138973816

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 4
Sum of prime factors: 17371729

Divisors of 138973816

Number of divisors d(n): 8
Complete list of divisors:
1 2 4 8 17371727 34743454 69486908 138973816
Sum of all divisors σ(n): 260575920
Sum of proper divisors (its aliquot sum) s(n): 121602104
138973816 is a deficient number, because the sum of its proper divisors (121602104) is less than itself. Its deficiency is 17371712

Bases of 138973816

Binary: 1000010010001001001001111000₂
Hexadecimal: 0x8489278
Base-36: 2AQOVS

Squares and roots of 138973816

138973816 squared (138973816²) is 19313721533601856
138973816 cubed (138973816³) is 2684101582686022153002496
The square root of 138973816 is 11788.7156213049
The cube root of 138973816 is 517.9776181303

Scales and comparisons

How big is 138973816?

138,973,816 seconds is equal to 4 years, 21 weeks, 5 days, 11 hours, 50 minutes, 16 seconds.
To count from 1 to 138,973,816 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 138973816 cubic inches would be around 43.2 feet tall.

Recreational maths with 138973816

138973816 backwards is 618379831
The number of decimal digits it has is: 9
The sum of 138973816's digits is 46
More coming soon!

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The information we have on file for 138973816 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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