31105908972
31,105,908,972 is an even composite number composed of four prime numbers multiplied together.
31105908972 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of fifty-four divisors.
Prime factorization of 31105908972:
22 × 32 × 227 × 19512
(2 × 2 × 3 × 3 × 227 × 1951 × 1951)See below for interesting mathematical facts about the number 31105908972 from the Numbermatics database.
Names of 31105908972
- Cardinal: 31105908972 can be written as Thirty-one billion, one hundred five million, nine hundred eight thousand, nine hundred seventy-two.
Scientific notation
- Scientific notation: 3.1105908972 × 1010
Factors of 31105908972
Divisors of 31105908972
- Number of divisors d(n): 54
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Complete list of divisors:
1 2 3 4 6 9 12 18 36 227 454 681 908 1362 1951 2043 2724 3902 4086 5853 7804 8172 11706 17559 23412 35118 70236 442877 885754 1328631 1771508 2657262 3806401 3985893 5314524 7612802 7971786 11419203 15225604 15943572 22838406 34257609 45676812 68515218 137030436 864053027 1728106054 2592159081 3456212108 5184318162 7776477243 10368636324 15552954486 31105908972
- Sum of all divisors σ(n): 79015708044
- Sum of proper divisors (its aliquot sum) s(n): 47909799072
- 31105908972 is an abundant number, because the sum of its proper divisors (47909799072) is greater than itself. Its abundance is 16803890100
Bases of 31105908972
- Binary: 111001111100000111010000000111011002
- Hexadecimal: 0x73E0E80EC
- Base-36: EAFNKZ0
Squares and roots of 31105908972
- 31105908972 squared (311059089722) is 967577572974350096784
- 31105908972 cubed (311059089723) is 30097379908288821401422493946048
-
The
square root of 31105908972 is 176368.6734428765 -
The
cube root of 31105908972 is 3144.9540097225
Scales and comparisons
How big is 31105908972?- 31,105,908,972 seconds is equal to 989 years, 3 weeks, 5 days, 2 hours, 16 minutes, 12 seconds.
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To count from 1 to 31,105,908,972 would take you about one thousand, nine hundred seventy-eight 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 31105908972 cubic inches would be around 262.1 feet tall.
Recreational maths with 31105908972
- 31105908972 backwards is 27980950113
- The number of decimal digits it has is: 11
- The sum of 31105908972's digits is 45
- More coming soon!
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