138118409

138,118,409 is an odd composite number composed of five prime numbers multiplied together.

What does the number 138118409 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.

138118409 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 138118409:

11 × 13 × 73 × 101 × 131

See below for interesting mathematical facts about the number 138118409 from the Numbermatics database.

Names of 138118409

Cardinal: 138118409 can be written as One hundred thirty-eight million, one hundred eighteen thousand, four hundred nine.

Scientific notation

Scientific notation: 1.38118409 × 10⁸

Factors of 138118409

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 329

Divisors of 138118409

Number of divisors d(n): 32
Complete list of divisors:
1 11 13 73 101 131 143 803 949 1111 1313 1441 1703 7373 9563 10439 13231 14443 18733 81103 95849 105193 124319 145541 172003 965863 1054339 1367509 1892033 10624493 12556219 138118409
Sum of all divisors σ(n): 167384448
Sum of proper divisors (its aliquot sum) s(n): 29266039
138118409 is a deficient number, because the sum of its proper divisors (29266039) is less than itself. Its deficiency is 108852370

Bases of 138118409

Binary: 1000001110111000010100001001₂
Hexadecimal: 0x83B8509
Base-36: 2A8CUH

Squares and roots of 138118409

138118409 squared (138118409²) is 19076694904691281
138118409 cubed (138118409³) is 2634842749214366367891929
The square root of 138118409 is 11752.3788655745
The cube root of 138118409 is 516.9126839931

Scales and comparisons

How big is 138118409?

138,118,409 seconds is equal to 4 years, 20 weeks, 2 days, 14 hours, 13 minutes, 29 seconds.
To count from 1 to 138,118,409 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 138118409 cubic inches would be around 43.1 feet tall.

Recreational maths with 138118409

138118409 backwards is 904811831
The number of decimal digits it has is: 9
The sum of 138118409's digits is 35
More coming soon!

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The information we have on file for 138118409 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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