138973977408
138,973,977,408 is an even composite number composed of four prime numbers multiplied together.
138973977408 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of fifty-six divisors.
Prime factorization of 138973977408:
26 × 3 × 7 × 103403257
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 7 × 103403257)See below for interesting mathematical facts about the number 138973977408 from the Numbermatics database.
Names of 138973977408
- Cardinal: 138973977408 can be written as One hundred thirty-eight billion, nine hundred seventy-three million, nine hundred seventy-seven thousand, four hundred eight.
Scientific notation
- Scientific notation: 1.38973977408 × 1011
Factors of 138973977408
Divisors of 138973977408
- Number of divisors d(n): 56
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Complete list of divisors:
1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 84 96 112 168 192 224 336 448 672 1344 103403257 206806514 310209771 413613028 620419542 723822799 827226056 1240839084 1447645598 1654452112 2171468397 2481678168 2895291196 3308904224 4342936794 4963356336 5790582392 6617808448 8685873588 9926712672 11581164784 17371747176 19853425344 23162329568 34743494352 46324659136 69486988704 138973977408
- Sum of all divisors σ(n): 420230840512
- Sum of proper divisors (its aliquot sum) s(n): 281256863104
- 138973977408 is an abundant number, because the sum of its proper divisors (281256863104) is greater than itself. Its abundance is 142282885696
Bases of 138973977408
- Binary: 100000010110110111111010011011010000002
- Hexadecimal: 0x205B7E9B40
- Base-36: 1RUDIN9C
Squares and roots of 138973977408
- 138973977408 squared (1389739774082) is 19313766396599294398464
- 138973977408 cubed (1389739774083) is 2684110934864379907760876885901312
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The
square root of 138973977408 is 372792.1369986229 -
The
cube root of 138973977408 is 5179.7781866131
Scales and comparisons
How big is 138973977408?- 138,973,977,408 seconds is equal to 4,418 years, 49 weeks, 2 hours, 36 minutes, 48 seconds.
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To count from 1 to 138,973,977,408 would take you about eight thousand, eight hundred thirty-seven 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 138973977408 cubic inches would be around 431.6 feet tall.
Recreational maths with 138973977408
- 138973977408 backwards is 804779379831
- The number of decimal digits it has is: 12
- The sum of 138973977408's digits is 66
- More coming soon!
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