139665790

139,665,790 is an even composite number composed of five prime numbers multiplied together.

What does the number 139665790 look like?

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

139665790 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 139665790:

2 × 5 × 11 × 73 × 17393

See below for interesting mathematical facts about the number 139665790 from the Numbermatics database.

Names of 139665790

Cardinal: 139665790 can be written as One hundred thirty-nine million, six hundred sixty-five thousand, seven hundred ninety.

Scientific notation

Scientific notation: 1.3966579 × 10⁸

Factors of 139665790

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 17484

Divisors of 139665790

Number of divisors d(n): 32
Complete list of divisors:
1 2 5 10 11 22 55 73 110 146 365 730 803 1606 4015 8030 17393 34786 86965 173930 191323 382646 956615 1269689 1913230 2539378 6348445 12696890 13966579 27933158 69832895 139665790
Sum of all divisors σ(n): 278025696
Sum of proper divisors (its aliquot sum) s(n): 138359906
139665790 is a deficient number, because the sum of its proper divisors (138359906) is less than itself. Its deficiency is 1305884

Bases of 139665790

Binary: 1000010100110010000101111110₂
Hexadecimal: 0x853217E
Base-36: 2B5ITA

Squares and roots of 139665790

139665790 squared (139665790²) is 19506532896324100
139665790 cubed (139665790³) is 2724395327126093522539000
The square root of 139665790 is 11818.0281773231
The cube root of 139665790 is 518.8358944235

Scales and comparisons

How big is 139665790?

139,665,790 seconds is equal to 4 years, 22 weeks, 6 days, 12 hours, 3 minutes, 10 seconds.
To count from 1 to 139,665,790 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 139665790 cubic inches would be around 43.2 feet tall.

Recreational maths with 139665790

139665790 backwards is 097566931
The number of decimal digits it has is: 9
The sum of 139665790's digits is 46
More coming soon!

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The information we have on file for 139665790 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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