31428947925
31,428,947,925 is an odd composite number composed of five prime numbers multiplied together.
31428947925 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty-two divisors.
Prime factorization of 31428947925:
32 × 52 × 292 × 37 × 672
(3 × 3 × 5 × 5 × 29 × 29 × 37 × 67 × 67)See below for interesting mathematical facts about the number 31428947925 from the Numbermatics database.
Names of 31428947925
- Cardinal: 31428947925 can be written as Thirty-one billion, four hundred twenty-eight million, nine hundred forty-seven thousand, nine hundred twenty-five.
Scientific notation
- Scientific notation: 3.1428947925 × 1010
Factors of 31428947925
Divisors of 31428947925
- Number of divisors d(n): 162
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Complete list of divisors:
1 3 5 9 15 25 29 37 45 67 75 87 111 145 185 201 225 261 333 335 435 555 603 725 841 925 1005 1073 1305 1665 1675 1943 2175 2479 2523 2775 3015 3219 4205 4489 5025 5365 5829 6525 7437 7569 8325 9657 9715 12395 12615 13467 15075 16095 17487 21025 22311 22445 26825 29145 31117 37185 37845 40401 48285 48575 56347 61975 63075 67335 71891 80475 87435 93351 111555 112225 130181 145725 155585 166093 169041 185925 189225 202005 215673 241425 280053 281735 336675 359455 390543 437175 466755 498279 507123 557775 647019 650905 777925 830465 845205 1010025 1078365 1171629 1400265 1408675 1494837 1797275 1952715 2084839 2333775 2491395 2535615 3235095 3254525 3775249 4152325 4226025 4816697 5391825 5858145 6254517 7001325 7474185 9763575 10424195 11325747 12456975 12678075 14450091 16175475 18763551 18876245 24083485 29290725 31272585 33977241 37370925 43350273 52120975 56628735 72250455 93817755 94381225 120417425 139684213 156362925 169886205 216751365 283143675 361252275 419052639 469088775 698421065 849431025 1083756825 1257157917 2095263195 3492105325 6285789585 10476315975 31428947925
- Sum of all divisors σ(n): 60783517158
- Sum of proper divisors (its aliquot sum) s(n): 29354569233
- 31428947925 is a deficient number, because the sum of its proper divisors (29354569233) is less than itself. Its deficiency is 2074378692
Bases of 31428947925
- Binary: 111010100010100111110101111110101012
- Hexadecimal: 0x7514FAFD5
- Base-36: EFRZFF9
Squares and roots of 31428947925
- 31428947925 squared (314289479252) is 987778767672361805625
- 31428947925 cubed (314289479253) is 31044847450595332650747097078125
-
The
square root of 31428947925 is 177282.1139455415 -
The
cube root of 31428947925 is 3155.8034585471
Scales and comparisons
How big is 31428947925?- 31,428,947,925 seconds is equal to 999 years, 17 weeks, 5 days, 23 hours, 18 minutes, 45 seconds.
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To count from 1 to 31,428,947,925 would take you about one thousand, nine hundred ninety-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 31428947925 cubic inches would be around 263 feet tall.
Recreational maths with 31428947925
- 31428947925 backwards is 52974982413
- The number of decimal digits it has is: 11
- The sum of 31428947925's digits is 54
- More coming soon!
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The information we have on file for 31428947925 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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