13145966988
13,145,966,988 is an even composite number composed of five prime numbers multiplied together.
13145966988 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.
Prime factorization of 13145966988:
22 × 3 × 7 × 11 × 14227237
(2 × 2 × 3 × 7 × 11 × 14227237)See below for interesting mathematical facts about the number 13145966988 from the Numbermatics database.
Names of 13145966988
- Cardinal: 13145966988 can be written as Thirteen billion, one hundred forty-five million, nine hundred sixty-six thousand, nine hundred eighty-eight.
Scientific notation
- Scientific notation: 1.3145966988 × 1010
Factors of 13145966988
Divisors of 13145966988
- Number of divisors d(n): 48
-
Complete list of divisors:
1 2 3 4 6 7 11 12 14 21 22 28 33 42 44 66 77 84 132 154 231 308 462 924 14227237 28454474 42681711 56908948 85363422 99590659 156499607 170726844 199181318 298771977 312999214 398362636 469498821 597543954 625998428 938997642 1095497249 1195087908 1877995284 2190994498 3286491747 4381988996 6572983494 13145966988
- Sum of all divisors σ(n): 38242815744
- Sum of proper divisors (its aliquot sum) s(n): 25096848756
- 13145966988 is an abundant number, because the sum of its proper divisors (25096848756) is greater than itself. Its abundance is 11950881768
Bases of 13145966988
- Binary: 11000011111000111110001001100011002
- Hexadecimal: 0x30F8F898C
- Base-36: 61ERP1O
Squares and roots of 13145966988
- 13145966988 squared (131459669882) is 172816448049585792144
- 13145966988 cubed (131459669883) is 2271839321043271810598853742272
-
The
square root of 13145966988 is 114655.8632953413 -
The
cube root of 13145966988 is 2360.1023959689
Scales and comparisons
How big is 13145966988?- 13,145,966,988 seconds is equal to 418 years, 9 hours, 29 minutes, 48 seconds.
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To count from 1 to 13,145,966,988 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 13145966988 cubic inches would be around 196.7 feet tall.
Recreational maths with 13145966988
- 13145966988 backwards is 88966954131
- The number of decimal digits it has is: 11
- The sum of 13145966988's digits is 60
- More coming soon!
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