813121152
813,121,152 is an even composite number composed of four prime numbers multiplied together.
813121152 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 813121152:
27 × 3 × 173 × 431
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 17 × 17 × 17 × 431)See below for interesting mathematical facts about the number 813121152 from the Numbermatics database.
Names of 813121152
- Cardinal: 813121152 can be written as Eight hundred thirteen million, one hundred twenty-one thousand, one hundred fifty-two.
Scientific notation
- Scientific notation: 8.13121152 × 108
Factors of 813121152
Divisors of 813121152
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 3 4 6 8 12 16 17 24 32 34 48 51 64 68 96 102 128 136 192 204 272 289 384 408 431 544 578 816 862 867 1088 1156 1293 1632 1724 1734 2176 2312 2586 3264 3448 3468 4624 4913 5172 6528 6896 6936 7327 9248 9826 10344 13792 13872 14654 14739 18496 19652 20688 21981 27584 27744 29308 29478 36992 39304 41376 43962 55168 55488 58616 58956 78608 82752 87924 110976 117232 117912 124559 157216 165504 175848 234464 235824 249118 314432 351696 373677 468928 471648 498236 628864 703392 747354 937856 943296 996472 1406784 1494708 1886592 1992944 2117503 2813568 2989416 3985888 4235006 5978832 6352509 7971776 8470012 11957664 12705018 15943552 16940024 23915328 25410036 33880048 47830656 50820072 67760096 101640144 135520192 203280288 271040384 406560576 813121152
- Sum of all divisors σ(n): 2300140800
- Sum of proper divisors (its aliquot sum) s(n): 1487019648
- 813121152 is an abundant number, because the sum of its proper divisors (1487019648) is greater than itself. Its abundance is 673898496
Bases of 813121152
- Binary: 1100000111011100111110100000002
- Hexadecimal: 0x30773E80
- Base-36: DG40AO
Squares and roots of 813121152
- 813121152 squared (8131211522) is 661166007829807104
- 813121152 cubed (8131211523) is 537608065949813772342263808
-
The
square root of 813121152 is 28515.2792726987 -
The
cube root of 813121152 is 933.3655190715
Scales and comparisons
How big is 813121152?- 813,121,152 seconds is equal to 25 years, 44 weeks, 3 days, 2 hours, 59 minutes, 12 seconds.
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To count from 1 to 813,121,152 would take you about thirty-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 813121152 cubic inches would be around 77.8 feet tall.
Recreational maths with 813121152
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