31728380972
31,728,380,972 is an even composite number composed of four prime numbers multiplied together.
31728380972 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of fifty-four divisors.
Prime factorization of 31728380972:
22 × 192 × 1632 × 827
(2 × 2 × 19 × 19 × 163 × 163 × 827)See below for interesting mathematical facts about the number 31728380972 from the Numbermatics database.
Names of 31728380972
- Cardinal: 31728380972 can be written as Thirty-one billion, seven hundred twenty-eight million, three hundred eighty thousand, nine hundred seventy-two.
Scientific notation
- Scientific notation: 3.1728380972 × 1010
Factors of 31728380972
Divisors of 31728380972
- Number of divisors d(n): 54
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Complete list of divisors:
1 2 4 19 38 76 163 326 361 652 722 827 1444 1654 3097 3308 6194 12388 15713 26569 31426 53138 58843 62852 106276 117686 134801 235372 269602 298547 504811 539204 597094 1009622 1194188 2019244 2561219 5122438 9591409 10244876 19182818 21972563 38365636 43945126 48663161 87890252 97326322 194652644 417478697 834957394 1669914788 7932095243 15864190486 31728380972
- Sum of all divisors σ(n): 59033842308
- Sum of proper divisors (its aliquot sum) s(n): 27305461336
- 31728380972 is a deficient number, because the sum of its proper divisors (27305461336) is less than itself. Its deficiency is 4422919636
Bases of 31728380972
- Binary: 111011000110010100010101100001011002
- Hexadecimal: 0x76328AC2C
- Base-36: EKQ9BFW
Squares and roots of 31728380972
- 31728380972 squared (317283809722) is 1006690159104371664784
- 31728380972 cubed (317283809723) is 31940648888826798490948628090048
-
The
square root of 31728380972 is 178124.6220262657 -
The
cube root of 31728380972 is 3165.7938945865
Scales and comparisons
How big is 31728380972?- 31,728,380,972 seconds is equal to 1,008 years, 44 weeks, 6 days, 15 hours, 9 minutes, 32 seconds.
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To count from 1 to 31,728,380,972 would take you about two thousand and seventeen 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 31728380972 cubic inches would be around 263.8 feet tall.
Recreational maths with 31728380972
- 31728380972 backwards is 27908382713
- The number of decimal digits it has is: 11
- The sum of 31728380972's digits is 50
- More coming soon!
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The information we have on file for 31728380972 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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