138609835

138,609,835 is an odd composite number composed of five prime numbers multiplied together.

What does the number 138609835 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

138609835 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 138609835:

5 × 7 × 13 × 31² × 317

(5 × 7 × 13 × 31 × 31 × 317)

See below for interesting mathematical facts about the number 138609835 from the Numbermatics database.

Names of 138609835

Cardinal: 138609835 can be written as One hundred thirty-eight million, six hundred nine thousand, eight hundred thirty-five.

Scientific notation

Scientific notation: 1.38609835 × 10⁸

Factors of 138609835

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 373

Divisors of 138609835

Number of divisors d(n): 48
Complete list of divisors:
1 5 7 13 31 35 65 91 155 217 317 403 455 961 1085 1585 2015 2219 2821 4121 4805 6727 9827 11095 12493 14105 20605 28847 33635 49135 62465 68789 87451 127751 144235 304637 343945 437255 638755 894257 1523185 2132459 3960281 4471285 10662295 19801405 27721967 138609835
Sum of all divisors σ(n): 212200128
Sum of proper divisors (its aliquot sum) s(n): 73590293
138609835 is a deficient number, because the sum of its proper divisors (73590293) is less than itself. Its deficiency is 65019542

Bases of 138609835

Binary: 1000010000110000010010101011₂
Hexadecimal: 0x84304AB
Base-36: 2AIW17

Squares and roots of 138609835

138609835 squared (138609835²) is 19212686358727225
138609835 cubed (138609835³) is 2663067286089931467257875
The square root of 138609835 is 11773.2678131435
The cube root of 138609835 is 517.5250176553

Scales and comparisons

How big is 138609835?

138,609,835 seconds is equal to 4 years, 21 weeks, 1 day, 6 hours, 43 minutes, 55 seconds.
To count from 1 to 138,609,835 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 138609835 cubic inches would be around 43.1 feet tall.

Recreational maths with 138609835

138609835 backwards is 538906831
The number of decimal digits it has is: 9
The sum of 138609835's digits is 43
More coming soon!

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The information we have on file for 138609835 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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