82121313375
82,121,313,375 is an odd composite number composed of four prime numbers multiplied together.
82121313375 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 82121313375:
34 × 53 × 31 × 261637
(3 × 3 × 3 × 3 × 5 × 5 × 5 × 31 × 261637)See below for interesting mathematical facts about the number 82121313375 from the Numbermatics database.
Names of 82121313375
- Cardinal: 82121313375 can be written as Eighty-two billion, one hundred twenty-one million, three hundred thirteen thousand, three hundred seventy-five.
Scientific notation
- Scientific notation: 8.2121313375 × 1010
Factors of 82121313375
Divisors of 82121313375
- Number of divisors d(n): 80
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Complete list of divisors:
1 3 5 9 15 25 27 31 45 75 81 93 125 135 155 225 279 375 405 465 675 775 837 1125 1395 2025 2325 2511 3375 3875 4185 6975 10125 11625 12555 20925 34875 62775 104625 261637 313875 784911 1308185 2354733 3924555 6540925 7064199 8110747 11773665 19622775 21192597 24332241 32704625 35320995 40553735 58868325 72996723 98113875 105962985 121661205 176604975 202768675 218990169 294341625 364983615 529814925 608306025 656970507 883024875 1013843375 1094950845 1824918075 2649074625 3041530125 3284852535 5474754225 9124590375 16424262675 27373771125 82121313375
- Sum of all divisors σ(n): 158037724416
- Sum of proper divisors (its aliquot sum) s(n): 75916411041
- 82121313375 is a deficient number, because the sum of its proper divisors (75916411041) is less than itself. Its deficiency is 6204902334
Bases of 82121313375
- Binary: 10011000111101100111111001100010111112
- Hexadecimal: 0x131ECFCC5F
- Base-36: 11Q4WQXR
Squares and roots of 82121313375
- 82121313375 squared (821213133752) is 6743910110434953890625
- 82121313375 cubed (821213133753) is 553818755551859706005691099609375
-
The
square root of 82121313375 is 286568.1653202255 -
The
cube root of 82121313375 is 4346.6228842107
Scales and comparisons
How big is 82121313375?- 82,121,313,375 seconds is equal to 2,611 years, 10 weeks, 4 days, 3 hours, 56 minutes, 15 seconds.
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To count from 1 to 82,121,313,375 would take you about five thousand, two hundred twenty-two 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 82121313375 cubic inches would be around 362.2 feet tall.
Recreational maths with 82121313375
- 82121313375 backwards is 57331312128
- The number of decimal digits it has is: 11
- The sum of 82121313375's digits is 36
- More coming soon!
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