13147292991
13,147,292,991 is an odd composite number composed of six prime numbers multiplied together.
13147292991 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 13147292991:
3 × 7 × 19 × 37 × 97 × 9181
See below for interesting mathematical facts about the number 13147292991 from the Numbermatics database.
Names of 13147292991
- Cardinal: 13147292991 can be written as Thirteen billion, one hundred forty-seven million, two hundred ninety-two thousand, nine hundred ninety-one.
Scientific notation
- Scientific notation: 1.3147292991 × 1010
Factors of 13147292991
Divisors of 13147292991
- Number of divisors d(n): 64
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Complete list of divisors:
1 3 7 19 21 37 57 97 111 133 259 291 399 679 703 777 1843 2037 2109 3589 4921 5529 9181 10767 12901 14763 25123 27543 38703 64267 68191 75369 174439 192801 204573 339697 477337 523317 890557 1019091 1221073 1432011 2377879 2671671 3663219 6233899 6454243 7133637 16920583 18701697 19362729 32950609 45179701 50761749 98851827 118444081 135539103 230654263 355332243 626061571 691962789 1878184713 4382430997 13147292991
- Sum of all divisors σ(n): 21884011520
- Sum of proper divisors (its aliquot sum) s(n): 8736718529
- 13147292991 is a deficient number, because the sum of its proper divisors (8736718529) is less than itself. Its deficiency is 4410574462
Bases of 13147292991
- Binary: 11000011111010001111000101001111112
- Hexadecimal: 0x30FA3C53F
- Base-36: 61FK473
Squares and roots of 13147292991
- 13147292991 squared (131472929912) is 172851312991197726081
- 13147292991 cubed (131472929913) is 2272526855774321108799869198271
-
The
square root of 13147292991 is 114661.6456841607 -
The
cube root of 13147292991 is 2360.1817459739
Scales and comparisons
How big is 13147292991?- 13,147,292,991 seconds is equal to 418 years, 2 weeks, 1 day, 17 hours, 49 minutes, 51 seconds.
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To count from 1 to 13,147,292,991 would take you about eight hundred thirty-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 13147292991 cubic inches would be around 196.7 feet tall.
Recreational maths with 13147292991
- 13147292991 backwards is 19929274131
- The number of decimal digits it has is: 11
- The sum of 13147292991's digits is 48
- More coming soon!
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