31897388992
31,897,388,992 is an even composite number composed of five prime numbers multiplied together.
31897388992 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty-eight divisors.
Prime factorization of 31897388992:
26 × 7 × 312 × 43 × 1723
(2 × 2 × 2 × 2 × 2 × 2 × 7 × 31 × 31 × 43 × 1723)See below for interesting mathematical facts about the number 31897388992 from the Numbermatics database.
Names of 31897388992
- Cardinal: 31897388992 can be written as Thirty-one billion, eight hundred ninety-seven million, three hundred eighty-eight thousand, nine hundred ninety-two.
Scientific notation
- Scientific notation: 3.1897388992 × 1010
Factors of 31897388992
Divisors of 31897388992
- Number of divisors d(n): 168
-
Complete list of divisors:
1 2 4 7 8 14 16 28 31 32 43 56 62 64 86 112 124 172 217 224 248 301 344 434 448 496 602 688 868 961 992 1204 1333 1376 1723 1736 1922 1984 2408 2666 2752 3446 3472 3844 4816 5332 6727 6892 6944 7688 9331 9632 10664 12061 13454 13784 13888 15376 18662 19264 21328 24122 26908 27568 30752 37324 41323 42656 48244 53413 53816 55136 61504 74089 74648 82646 85312 96488 106826 107632 110272 148178 149296 165292 192976 213652 215264 289261 296356 298592 330584 373891 385952 427304 430528 518623 578522 592712 597184 661168 747782 771904 854608 1037246 1157044 1185424 1322336 1495564 1655803 1709216 2074492 2296759 2314088 2370848 2644672 2991128 3311606 3418432 4148984 4593518 4628176 4741696 5982256 6623212 8297968 9187036 9256352 11590621 11964512 13246424 16077313 16595936 18374072 18512704 23181242 23929024 26492848 32154626 33191872 36748144 46362484 52985696 64309252 71199529 73496288 92724968 105971392 128618504 142399058 146992576 185449936 257237008 284798116 370899872 498396703 514474016 569596232 741799744 996793406 1028948032 1139192464 1993586812 2278384928 3987173624 4556769856 7974347248 15948694496 31897388992
- Sum of all divisors σ(n): 76530208128
- Sum of proper divisors (its aliquot sum) s(n): 44632819136
- 31897388992 is an abundant number, because the sum of its proper divisors (44632819136) is greater than itself. Its abundance is 12735430144
Bases of 31897388992
- Binary: 111011011010011101110000111110000002
- Hexadecimal: 0x76D3B87C0
- Base-36: ENIVQV4
Squares and roots of 31897388992
- 31897388992 squared (318973889922) is 1017443424506962776064
- 31897388992 cubed (318973889923) is 32453788688851177480577594687488
-
The
square root of 31897388992 is 178598.4014262165 -
The
cube root of 31897388992 is 3171.4050365471
Scales and comparisons
How big is 31897388992?- 31,897,388,992 seconds is equal to 1,014 years, 12 weeks, 2 days, 17 hours, 49 minutes, 52 seconds.
-
To count from 1 to 31,897,388,992 would take you about two thousand and twenty-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 31897388992 cubic inches would be around 264.3 feet tall.
Recreational maths with 31897388992
- 31897388992 backwards is 29988379813
- The number of decimal digits it has is: 11
- The sum of 31897388992's digits is 67
- More coming soon!
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The information we have on file for 31897388992 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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