139120813

139,120,813 is an odd composite number composed of four prime numbers multiplied together.

What does the number 139120813 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

139120813 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 139120813:

13 × 23 × 53 × 8779

See below for interesting mathematical facts about the number 139120813 from the Numbermatics database.

Names of 139120813

Cardinal: 139120813 can be written as One hundred thirty-nine million, one hundred twenty thousand, eight hundred thirteen.

Scientific notation

Scientific notation: 1.39120813 × 10⁸

Factors of 139120813

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 8868

Divisors of 139120813

Number of divisors d(n): 16
Complete list of divisors:
1 13 23 53 299 689 1219 8779 15847 114127 201917 465287 2624921 6048731 10701601 139120813
Sum of all divisors σ(n): 159304320
Sum of proper divisors (its aliquot sum) s(n): 20183507
139120813 is a deficient number, because the sum of its proper divisors (20183507) is less than itself. Its deficiency is 118937306

Bases of 139120813

Binary: 1000010010101101000010101101₂
Hexadecimal: 0x84AD0AD
Base-36: 2ATUB1

Squares and roots of 139120813

139120813 squared (139120813²) is 19354600609780969
139120813 cubed (139120813³) is 2692627772123024159207797
The square root of 139120813 is 11794.9486221855
The cube root of 139120813 is 518.1601808801

Scales and comparisons

How big is 139120813?

139,120,813 seconds is equal to 4 years, 22 weeks, 4 hours, 40 minutes, 13 seconds.
To count from 1 to 139,120,813 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 139120813 cubic inches would be around 43.2 feet tall.

Recreational maths with 139120813

139120813 backwards is 318021931
The number of decimal digits it has is: 9
The sum of 139120813's digits is 28
More coming soon!

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The information we have on file for 139120813 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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