138689356446
138,689,356,446 is an even composite number composed of six prime numbers multiplied together.
138689356446 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 138689356446:
2 × 32 × 17 × 79 × 179 × 32051
(2 × 3 × 3 × 17 × 79 × 179 × 32051)See below for interesting mathematical facts about the number 138689356446 from the Numbermatics database.
Names of 138689356446
- Cardinal: 138689356446 can be written as One hundred thirty-eight billion, six hundred eighty-nine million, three hundred fifty-six thousand, four hundred forty-six.
Scientific notation
- Scientific notation: 1.38689356446 × 1011
Factors of 138689356446
Divisors of 138689356446
- Number of divisors d(n): 96
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Complete list of divisors:
1 2 3 6 9 17 18 34 51 79 102 153 158 179 237 306 358 474 537 711 1074 1343 1422 1611 2686 3043 3222 4029 6086 8058 9129 12087 14141 18258 24174 27387 28282 32051 42423 54774 64102 84846 96153 127269 192306 240397 254538 288459 480794 544867 576918 721191 1089734 1442382 1634601 2163573 2532029 3269202 4327146 4903803 5064058 5737129 7596087 9807606 11474258 15192174 17211387 22788261 34422774 43044493 45576522 51634161 86088986 97531193 103268322 129133479 195062386 258266958 292593579 387400437 453233191 585187158 774800874 877780737 906466382 1359699573 1755561474 2719399146 4079098719 7704964247 8158197438 15409928494 23114892741 46229785482 69344678223 138689356446
- Sum of all divisors σ(n): 324007257600
- Sum of proper divisors (its aliquot sum) s(n): 185317901154
- 138689356446 is an abundant number, because the sum of its proper divisors (185317901154) is greater than itself. Its abundance is 46628544708
Bases of 138689356446
- Binary: 100000010010101000011110100010100111102
- Hexadecimal: 0x204A87A29E
- Base-36: 1RPO28BI
Squares and roots of 138689356446
- 138689356446 squared (1386893564462) is 19234737591405641750916
- 138689356446 cubed (1386893564463) is 2667653377959732554968168671004536
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The
square root of 138689356446 is 372410.1991702161 -
The
cube root of 138689356446 is 5176.2396799327
Scales and comparisons
How big is 138689356446?- 138,689,356,446 seconds is equal to 4,409 years, 46 weeks, 2 days, 21 hours, 14 minutes, 6 seconds.
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To count from 1 to 138,689,356,446 would take you about eight thousand, eight hundred nineteen 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 138689356446 cubic inches would be around 431.4 feet tall.
Recreational maths with 138689356446
- 138689356446 backwards is 644653986831
- The number of decimal digits it has is: 12
- The sum of 138689356446's digits is 63
- More coming soon!
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