31458091742
31,458,091,742 is an even composite number composed of six prime numbers multiplied together.
31458091742 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 31458091742:
2 × 7 × 11 × 61 × 193 × 17351
See below for interesting mathematical facts about the number 31458091742 from the Numbermatics database.
Names of 31458091742
- Cardinal: 31458091742 can be written as Thirty-one billion, four hundred fifty-eight million, ninety-one thousand, seven hundred forty-two.
Scientific notation
- Scientific notation: 3.1458091742 × 1010
Factors of 31458091742
Divisors of 31458091742
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 7 11 14 22 61 77 122 154 193 386 427 671 854 1342 1351 2123 2702 4246 4697 9394 11773 14861 17351 23546 29722 34702 82411 121457 129503 164822 190861 242914 259006 381722 906521 1058411 1336027 1813042 2116822 2672054 3348743 6697486 7408877 11642521 14817754 23285042 23441201 36836173 46882402 73672346 81497647 162995294 204273323 257853211 408546646 515706422 1429913261 2247006553 2859826522 4494013106 15729045871 31458091742
- Sum of all divisors σ(n): 60108438528
- Sum of proper divisors (its aliquot sum) s(n): 28650346786
- 31458091742 is a deficient number, because the sum of its proper divisors (28650346786) is less than itself. Its deficiency is 2807744956
Bases of 31458091742
- Binary: 111010100110000110001100010110111102
- Hexadecimal: 0x7530C62DE
- Base-36: EG9C2XQ
Squares and roots of 31458091742
- 31458091742 squared (314580917422) is 989611536048088594564
- 31458091742 cubed (314580917423) is 31131290489942311131538154490488
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The
square root of 31458091742 is 177364.2910565709 -
The
cube root of 31458091742 is 3156.7786077947
Scales and comparisons
How big is 31458091742?- 31,458,091,742 seconds is equal to 1,000 years, 14 weeks, 6 hours, 49 minutes, 2 seconds.
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To count from 1 to 31,458,091,742 would take you about two thousand 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 31458091742 cubic inches would be around 263.1 feet tall.
Recreational maths with 31458091742
- 31458091742 backwards is 24719085413
- The number of decimal digits it has is: 11
- The sum of 31458091742's digits is 44
- More coming soon!
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