138805368
138,805,368 is an even composite number composed of five prime numbers multiplied together.
138805368 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 138805368:
23 × 3 × 13 × 232 × 292
(2 × 2 × 2 × 3 × 13 × 23 × 23 × 29 × 29)See below for interesting mathematical facts about the number 138805368 from the Numbermatics database.
Names of 138805368
- Cardinal: 138805368 can be written as One hundred thirty-eight million, eight hundred five thousand, three hundred sixty-eight.
Scientific notation
- Scientific notation: 1.38805368 × 108
Factors of 138805368
Divisors of 138805368
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 6 8 12 13 23 24 26 29 39 46 52 58 69 78 87 92 104 116 138 156 174 184 232 276 299 312 348 377 529 552 598 667 696 754 841 897 1058 1131 1196 1334 1508 1587 1682 1794 2001 2116 2262 2392 2523 2668 3016 3174 3364 3588 4002 4232 4524 5046 5336 6348 6728 6877 7176 8004 8671 9048 10092 10933 12696 13754 15341 16008 17342 19343 20184 20631 21866 26013 27508 30682 32799 34684 38686 41262 43732 46023 52026 55016 58029 61364 65598 69368 77372 82524 87464 92046 104052 116058 122728 131196 154744 165048 184092 199433 208104 232116 251459 262392 368184 398866 444889 464232 502918 598299 754377 797732 889778 1005836 1196598 1334667 1508754 1595464 1779556 2011672 2393196 2669334 3017508 3559112 4786392 5338668 5783557 6035016 10677336 11567114 17350671 23134228 34701342 46268456 69402684 138805368
- Sum of all divisors σ(n): 404596920
- Sum of proper divisors (its aliquot sum) s(n): 265791552
- 138805368 is an abundant number, because the sum of its proper divisors (265791552) is greater than itself. Its abundance is 126986184
Bases of 138805368
- Binary: 10000100011000000000011110002
- Hexadecimal: 0x8460078
- Base-36: 2AN2WO
Squares and roots of 138805368
- 138805368 squared (1388053682) is 19266930185615424
- 138805368 cubed (1388053683) is 2674353334644657234796032
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The
square root of 138805368 is 11781.5689956813 -
The
cube root of 138805368 is 517.7682559821
Scales and comparisons
How big is 138805368?- 138,805,368 seconds is equal to 4 years, 21 weeks, 3 days, 13 hours, 2 minutes, 48 seconds.
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To count from 1 to 138,805,368 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 138805368 cubic inches would be around 43.1 feet tall.
Recreational maths with 138805368
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The information we have on file for 138805368 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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