13121278290
13,121,278,290 is an even composite number composed of four prime numbers multiplied together.
13121278290 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred twelve divisors.
Prime factorization of 13121278290:
2 × 313 × 5 × 823
(2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 823)See below for interesting mathematical facts about the number 13121278290 from the Numbermatics database.
Names of 13121278290
- Cardinal: 13121278290 can be written as Thirteen billion, one hundred twenty-one million, two hundred seventy-eight thousand, two hundred ninety.
Scientific notation
- Scientific notation: 1.312127829 × 1010
Factors of 13121278290
Divisors of 13121278290
- Number of divisors d(n): 112
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Complete list of divisors:
1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 243 270 405 486 729 810 823 1215 1458 1646 2187 2430 2469 3645 4115 4374 4938 6561 7290 7407 8230 10935 12345 13122 14814 19683 21870 22221 24690 32805 37035 39366 44442 59049 65610 66663 74070 98415 111105 118098 133326 177147 196830 199989 222210 295245 333315 354294 399978 531441 590490 599967 666630 885735 999945 1062882 1199934 1594323 1771470 1799901 1999890 2657205 2999835 3188646 3599802 5314410 5399703 5999670 7971615 8999505 10799406 15943230 16199109 17999010 26998515 32398218 48597327 53997030 80995545 97194654 145791981 161991090 242986635 291583962 437375943 485973270 728959905 874751886 1312127829 1457919810 2186879715 2624255658 4373759430 6560639145 13121278290
- Sum of all divisors σ(n): 35470490688
- Sum of proper divisors (its aliquot sum) s(n): 22349212398
- 13121278290 is an abundant number, because the sum of its proper divisors (22349212398) is greater than itself. Its abundance is 9227934108
Bases of 13121278290
- Binary: 11000011100001011011010001010100102
- Hexadecimal: 0x30E16D152
- Base-36: 6102J4I
Squares and roots of 13121278290
- 13121278290 squared (131212782902) is 172167943963625324100
- 13121278290 cubed (131212782903) is 2259063505363853514807543789000
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The
square root of 13121278290 is 114548.1483481947 -
The
cube root of 13121278290 is 2358.6240117625
Scales and comparisons
How big is 13121278290?- 13,121,278,290 seconds is equal to 417 years, 11 weeks, 1 day, 15 hours, 31 minutes, 30 seconds.
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To count from 1 to 13,121,278,290 would take you about eight hundred thirty-four 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 13121278290 cubic inches would be around 196.6 feet tall.
Recreational maths with 13121278290
- 13121278290 backwards is 09287212131
- The number of decimal digits it has is: 11
- The sum of 13121278290's digits is 36
- More coming soon!
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