138985425

138,985,425 is an odd composite number composed of four prime numbers multiplied together.

What does the number 138985425 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 36 divisors.

138985425 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.

Prime factorization of 138985425:

3² × 5² × 557 × 1109

(3 × 3 × 5 × 5 × 557 × 1109)

See below for interesting mathematical facts about the number 138985425 from the Numbermatics database.

Names of 138985425

Cardinal: 138985425 can be written as One hundred thirty-eight million, nine hundred eighty-five thousand, four hundred twenty-five.

Scientific notation

Scientific notation: 1.38985425 × 10⁸

Factors of 138985425

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 1674

Divisors of 138985425

Number of divisors d(n): 36
Complete list of divisors:
1 3 5 9 15 25 45 75 225 557 1109 1671 2785 3327 5013 5545 8355 9981 13925 16635 25065 27725 41775 49905 83175 125325 249525 617713 1853139 3088565 5559417 9265695 15442825 27797085 46328475 138985425
Sum of all divisors σ(n): 249610140
Sum of proper divisors (its aliquot sum) s(n): 110624715
138985425 is a deficient number, because the sum of its proper divisors (110624715) is less than itself. Its deficiency is 28360710

Bases of 138985425

Binary: 1000010010001011111111010001₂
Hexadecimal: 0x848BFD1
Base-36: 2AQXU9

Squares and roots of 138985425

138985425 squared (138985425²) is 19316948362430625
138985425 cubed (138985425³) is 2684774277855474448640625
The square root of 138985425 is 11789.2079886649
The cube root of 138985425 is 517.9920405947

Scales and comparisons

How big is 138985425?

138,985,425 seconds is equal to 4 years, 21 weeks, 5 days, 15 hours, 3 minutes, 45 seconds.
To count from 1 to 138,985,425 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 138985425 cubic inches would be around 43.2 feet tall.

Recreational maths with 138985425

138985425 backwards is 524589831
138985425 is a Harshad number.
The number of decimal digits it has is: 9
The sum of 138985425's digits is 45
More coming soon!

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The information we have on file for 138985425 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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