138961536
138,961,536 is an even composite number composed of five prime numbers multiplied together.
138961536 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 138961536:
27 × 3 × 7 × 17 × 3041
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 7 × 17 × 3041)See below for interesting mathematical facts about the number 138961536 from the Numbermatics database.
Names of 138961536
- Cardinal: 138961536 can be written as One hundred thirty-eight million, nine hundred sixty-one thousand, five hundred thirty-six.
Scientific notation
- Scientific notation: 1.38961536 × 108
Factors of 138961536
Divisors of 138961536
- Number of divisors d(n): 128
-
Complete list of divisors:
1 2 3 4 6 7 8 12 14 16 17 21 24 28 32 34 42 48 51 56 64 68 84 96 102 112 119 128 136 168 192 204 224 238 272 336 357 384 408 448 476 544 672 714 816 896 952 1088 1344 1428 1632 1904 2176 2688 2856 3041 3264 3808 5712 6082 6528 7616 9123 11424 12164 15232 18246 21287 22848 24328 36492 42574 45696 48656 51697 63861 72984 85148 97312 103394 127722 145968 155091 170296 194624 206788 255444 291936 310182 340592 361879 389248 413576 510888 583872 620364 681184 723758 827152 1021776 1085637 1167744 1240728 1362368 1447516 1654304 2043552 2171274 2481456 2724736 2895032 3308608 4087104 4342548 4962912 5790064 6617216 8174208 8685096 9925824 11580128 17370192 19851648 23160256 34740384 46320512 69480768 138961536
- Sum of all divisors σ(n): 446808960
- Sum of proper divisors (its aliquot sum) s(n): 307847424
- 138961536 is an abundant number, because the sum of its proper divisors (307847424) is greater than itself. Its abundance is 168885888
Bases of 138961536
- Binary: 10000100100001100010100000002
- Hexadecimal: 0x8486280
- Base-36: 2AQFEO
Squares and roots of 138961536
- 138961536 squared (1389615362) is 19310308487479296
- 138961536 cubed (1389615363) is 2683390128053959740358656
-
The
square root of 138961536 is 11788.1947727377 -
The
cube root of 138961536 is 517.9623611735
Scales and comparisons
How big is 138961536?- 138,961,536 seconds is equal to 4 years, 21 weeks, 5 days, 8 hours, 25 minutes, 36 seconds.
-
To count from 1 to 138,961,536 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 138961536 cubic inches would be around 43.2 feet tall.
Recreational maths with 138961536
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The information we have on file for 138961536 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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