138613285

138,613,285 is an odd composite number composed of five prime numbers multiplied together.

What does the number 138613285 look like?

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

138613285 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 138613285:

5 × 37 × 53 × 67 × 211

See below for interesting mathematical facts about the number 138613285 from the Numbermatics database.

Names of 138613285

Cardinal: 138613285 can be written as One hundred thirty-eight million, six hundred thirteen thousand, two hundred eighty-five.

Scientific notation

Scientific notation: 1.38613285 × 10⁸

Factors of 138613285

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

Divisors of 138613285

Number of divisors d(n): 32
Complete list of divisors:
1 5 37 53 67 185 211 265 335 1055 1961 2479 3551 7807 9805 11183 12395 14137 17755 39035 55915 70685 131387 413771 523069 656935 749261 2068855 2615345 3746305 27722657 138613285
Sum of all divisors σ(n): 177489792
Sum of proper divisors (its aliquot sum) s(n): 38876507
138613285 is a deficient number, because the sum of its proper divisors (38876507) is less than itself. Its deficiency is 99736778

Bases of 138613285

Binary: 1000010000110001001000100101₂
Hexadecimal: 0x8431225
Base-36: 2AIYP1

Squares and roots of 138613285

138613285 squared (138613285²) is 19213642778491225
138613285 cubed (138613285³) is 2663266142343196040924125
The square root of 138613285 is 11773.4143306009
The cube root of 138613285 is 517.5293113537

Scales and comparisons

How big is 138613285?

138,613,285 seconds is equal to 4 years, 21 weeks, 1 day, 7 hours, 41 minutes, 25 seconds.
To count from 1 to 138,613,285 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 138613285 cubic inches would be around 43.1 feet tall.

Recreational maths with 138613285

138613285 backwards is 582316831
138613285 is a Harshad number.
The number of decimal digits it has is: 9
The sum of 138613285's digits is 37
More coming soon!

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The information we have on file for 138613285 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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