138631

138,631 is an odd composite number composed of two prime numbers multiplied together.

What does the number 138631 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

138631 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 138631:

157 × 883

See below for interesting mathematical facts about the number 138631 from the Numbermatics database.

Names of 138631

Cardinal: 138631 can be written as One hundred thirty-eight thousand, six hundred thirty-one.

Scientific notation

Scientific notation: 1.38631 × 10⁵

Factors of 138631

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 2
Sum of prime factors: 1040

Divisors of 138631

Number of divisors d(n): 4
Complete list of divisors:
1 157 883 138631
Sum of all divisors σ(n): 139672
Sum of proper divisors (its aliquot sum) s(n): 1041
138631 is a deficient number, because the sum of its proper divisors (1041) is less than itself. Its deficiency is 137590

Bases of 138631

Binary: 100001110110000111₂
Hexadecimal: 0x21D87
Base-36: 2YYV

Squares and roots of 138631

138631 squared (138631²) is 19218554161
138631 cubed (138631³) is 2664287381893591
The square root of 138631 is 372.3318412385
The cube root of 138631 is 51.7551357439

Scales and comparisons

How big is 138631?

138,631 seconds is equal to 1 day, 14 hours, 30 minutes, 31 seconds.
To count from 1 to 138,631 would take you about fourteen hours.

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 138631 cubic inches would be around 4.3 feet tall.

Recreational maths with 138631

138631 backwards is 136831
The number of decimal digits it has is: 6
The sum of 138631's digits is 22
More coming soon!

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The information we have on file for 138631 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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