138657042090
138,657,042,090 is an even composite number composed of six prime numbers multiplied together.
138657042090 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 138657042090:
2 × 32 × 5 × 7 × 18233 × 12071
(2 × 3 × 3 × 5 × 7 × 18233 × 12071)See below for interesting mathematical facts about the number 138657042090 from the Numbermatics database.
Names of 138657042090
- Cardinal: 138657042090 can be written as One hundred thirty-eight billion, six hundred fifty-seven million, forty-two thousand and ninety.
Scientific notation
- Scientific notation: 1.3865704209 × 1011
Factors of 138657042090
Divisors of 138657042090
- Number of divisors d(n): 96
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Complete list of divisors:
1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 63 70 90 105 126 210 315 630 12071 18233 24142 36213 36466 54699 60355 72426 84497 91165 108639 109398 120710 127631 164097 168994 181065 182330 217278 253491 255262 273495 328194 362130 382893 422485 506982 543195 546990 638155 760473 765786 820485 844970 1086390 1148679 1267455 1276310 1520946 1640970 1914465 2297358 2534910 3802365 3828930 5743395 7604730 11486790 220090543 440181086 660271629 1100452715 1320543258 1540633801 1980814887 2200905430 3081267602 3301358145 3961629774 4621901403 6602716290 7703169005 9243802806 9904074435 13865704209 15406338010 19808148870 23109507015 27731408418 46219014030 69328521045 138657042090
- Sum of all divisors σ(n): 412066227456
- Sum of proper divisors (its aliquot sum) s(n): 273409185366
- 138657042090 is an abundant number, because the sum of its proper divisors (273409185366) is greater than itself. Its abundance is 134752143276
Bases of 138657042090
- Binary: 100000010010001001101010001110101010102
- Hexadecimal: 0x20489A8EAA
- Base-36: 1RP4TMEI
Squares and roots of 138657042090
- 138657042090 squared (1386570420902) is 19225775321148031568100
- 138657042090 cubed (1386570420903) is 2665789137917305880258690401329000
-
The
square root of 138657042090 is 372366.8112090549 -
The
cube root of 138657042090 is 5175.8376307085
Scales and comparisons
How big is 138657042090?- 138,657,042,090 seconds is equal to 4,408 years, 44 weeks, 6 days, 21 hours, 1 minute, 30 seconds.
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To count from 1 to 138,657,042,090 would take you about eight thousand, eight hundred seventeen 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 138657042090 cubic inches would be around 431.3 feet tall.
Recreational maths with 138657042090
- 138657042090 backwards is 090240756831
- 138657042090 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 138657042090's digits is 45
- More coming soon!
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