31397681055
31,397,681,055 is an odd composite number composed of five prime numbers multiplied together.
31397681055 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 31397681055:
3 × 5 × 132 × 173 × 2521
(3 × 5 × 13 × 13 × 17 × 17 × 17 × 2521)See below for interesting mathematical facts about the number 31397681055 from the Numbermatics database.
Names of 31397681055
- Cardinal: 31397681055 can be written as Thirty-one billion, three hundred ninety-seven million, six hundred eighty-one thousand and fifty-five.
Scientific notation
- Scientific notation: 3.1397681055 × 1010
Factors of 31397681055
Divisors of 31397681055
- Number of divisors d(n): 96
-
Complete list of divisors:
1 3 5 13 15 17 39 51 65 85 169 195 221 255 289 507 663 845 867 1105 1445 2521 2535 2873 3315 3757 4335 4913 7563 8619 11271 12605 14365 14739 18785 24565 32773 37815 42857 43095 48841 56355 63869 73695 98319 128571 146523 163865 191607 214285 244205 319345 426049 491595 557141 642855 728569 732615 830297 958035 1278147 1671423 2130245 2185707 2490891 2785705 3642845 4151485 6390735 7242833 8357115 9471397 10928535 12385673 12454455 21728499 28414191 36214165 37157019 47356985 61928365 108642495 123128161 142070955 161013749 185785095 369384483 483041247 615640805 805068745 1846922415 2093178737 2415206235 6279536211 10465893685 31397681055
- Sum of all divisors σ(n): 57819977280
- Sum of proper divisors (its aliquot sum) s(n): 26422296225
- 31397681055 is a deficient number, because the sum of its proper divisors (26422296225) is less than itself. Its deficiency is 4975384830
Bases of 31397681055
- Binary: 111010011110111001010010111100111112
- Hexadecimal: 0x74F72979F
- Base-36: EF9D9R3
Squares and roots of 31397681055
- 31397681055 squared (313976810552) is 985814375631505913025
- 31397681055 cubed (313976810553) is 30952285345511986866505520241375
-
The
square root of 31397681055 is 177193.9080640189 -
The
cube root of 31397681055 is 3154.7566016187
Scales and comparisons
How big is 31397681055?- 31,397,681,055 seconds is equal to 998 years, 18 weeks, 1 day, 2 hours, 4 minutes, 15 seconds.
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To count from 1 to 31,397,681,055 would take you about one thousand, nine hundred ninety-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 31397681055 cubic inches would be around 262.9 feet tall.
Recreational maths with 31397681055
- 31397681055 backwards is 55018679313
- The number of decimal digits it has is: 11
- The sum of 31397681055's digits is 48
- More coming soon!
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