138460605385791
138,460,605,385,791 is an odd composite number composed of seven prime numbers multiplied together.
138460605385791 is an odd composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 138460605385791:
3 × 13 × 61 × 97 × 241 × 271 × 9187
See below for interesting mathematical facts about the number 138460605385791 from the Numbermatics database.
Names of 138460605385791
- Cardinal: 138460605385791 can be written as One hundred thirty-eight trillion, four hundred sixty billion, six hundred five million, three hundred eighty-five thousand, seven hundred ninety-one.
Scientific notation
- Scientific notation: 1.38460605385791 × 1014
Factors of 138460605385791
Divisors of 138460605385791
- Number of divisors d(n): 128
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Complete list of divisors:
1 3 13 39 61 97 183 241 271 291 723 793 813 1261 2379 3133 3523 3783 5917 9187 9399 10569 14701 16531 17751 23377 26287 27561 44103 49593 65311 70131 76921 78861 119431 191113 195933 214903 230763 303901 341731 358293 560407 573339 644709 849043 891139 911703 1025193 1425997 1603507 1681221 2214067 2489677 2547129 2673417 3983971 4277991 4810521 6335167 6642201 7285291 7469031 11584807 11951913 18537961 19005501 20845591 21855873 28782871 32365801 34754421 51791623 54359479 55613883 62536773 82357171 86348613 97097403 135058087 151870297 155374869 163078437 214764499 241498669 247071513 386445187 405174261 455610891 600012157 644293497 706673227 724496007 1159335561 1755755131 1800036471 1974313861 2120019681 2791938487 3139482697 5023787431 5267265393 5922941583 7800158041 8375815461 9418448091 13100634439 14731418809 15071362293 23400474123 36600741577 39301903317 44194256427 58201179229 109802224731 170308247707 174603537687 191508444517 475809640501 510924743121 574525333551 756615329977 1427428921503 2269845989931 3550271932969 10650815798907 46153535128597 138460605385791
- Sum of all divisors σ(n): 205783736553472
- Sum of proper divisors (its aliquot sum) s(n): 67323131167681
- 138460605385791 is a deficient number, because the sum of its proper divisors (67323131167681) is less than itself. Its deficiency is 71137474218110
Bases of 138460605385791
- Binary: 111110111101101110111110011001100001100001111112
- Hexadecimal: 0x7DEDDF330C3F
- Base-36: 1D2VX9HZR3
Squares and roots of 138460605385791
- 138460605385791 squared (1384606053857912) is 19171339243799735675944695681
- 138460605385791 cubed (1384606053857913) is 2654475237752884038736130336690527096468671
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The
square root of 138460605385791 is 11766928.4601288795 -
The
cube root of 138460605385791 is 51733.9225665727
Scales and comparisons
How big is 138460605385791?- 138,460,605,385,791 seconds is equal to 4,402,618 years, 50 weeks, 1 day, 1 hour, 49 minutes, 51 seconds.
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To count from 1 to 138,460,605,385,791 would take you about eleven million, six thousand, five hundred forty-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 138460605385791 cubic inches would be around 4311.2 feet tall.
Recreational maths with 138460605385791
- 138460605385791 backwards is 197583506064831
- The number of decimal digits it has is: 15
- The sum of 138460605385791's digits is 66
- More coming soon!
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