385391972
385,391,972 is an even composite number composed of six prime numbers multiplied together.
385391972 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 385391972:
22 × 7 × 17 × 19 × 43 × 991
(2 × 2 × 7 × 17 × 19 × 43 × 991)See below for interesting mathematical facts about the number 385391972 from the Numbermatics database.
Names of 385391972
- Cardinal: 385391972 can be written as Three hundred eighty-five million, three hundred ninety-one thousand, nine hundred seventy-two.
Scientific notation
- Scientific notation: 3.85391972 × 108
Factors of 385391972
Divisors of 385391972
- Number of divisors d(n): 96
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Complete list of divisors:
1 2 4 7 14 17 19 28 34 38 43 68 76 86 119 133 172 238 266 301 323 476 532 602 646 731 817 991 1204 1292 1462 1634 1982 2261 2924 3268 3964 4522 5117 5719 6937 9044 10234 11438 13874 13889 16847 18829 20468 22876 27748 27778 33694 37658 42613 55556 67388 75316 85226 97223 117929 131803 170452 194446 235858 263606 298291 320093 388892 471716 527212 596582 640186 724421 809647 1193164 1280372 1448842 1619294 2240651 2897684 3238588 4481302 5070947 5667529 8962604 10141894 11335058 13763999 20283788 22670116 27527998 55055996 96347993 192695986 385391972
- Sum of all divisors σ(n): 879943680
- Sum of proper divisors (its aliquot sum) s(n): 494551708
- 385391972 is an abundant number, because the sum of its proper divisors (494551708) is greater than itself. Its abundance is 109159736
Bases of 385391972
- Binary: 101101111100010011101011001002
- Hexadecimal: 0x16F89D64
- Base-36: 6DGACK
Squares and roots of 385391972
- 385391972 squared (3853919722) is 148526972082048784
- 385391972 cubed (3853919723) is 57241102665889726665962048
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The
square root of 385391972 is 19631.4027007751 -
The
cube root of 385391972 is 727.7254353453
Scales and comparisons
How big is 385391972?- 385,391,972 seconds is equal to 12 years, 13 weeks, 1 day, 13 hours, 19 minutes, 32 seconds.
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To count from 1 to 385,391,972 would take you about eighteen 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 385391972 cubic inches would be around 60.6 feet tall.
Recreational maths with 385391972
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The information we have on file for 385391972 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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