20139444
20,139,444 is an even composite number composed of five prime numbers multiplied together.
20139444 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 20139444:
22 × 32 × 13 × 23 × 1871
(2 × 2 × 3 × 3 × 13 × 23 × 1871)See below for interesting mathematical facts about the number 20139444 from the Numbermatics database.
Names of 20139444
- Cardinal: 20139444 can be written as Twenty million, one hundred thirty-nine thousand, four hundred forty-four.
Scientific notation
- Scientific notation: 2.0139444 × 107
Factors of 20139444
Divisors of 20139444
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 3 4 6 9 12 13 18 23 26 36 39 46 52 69 78 92 117 138 156 207 234 276 299 414 468 598 828 897 1196 1794 1871 2691 3588 3742 5382 5613 7484 10764 11226 16839 22452 24323 33678 43033 48646 67356 72969 86066 97292 129099 145938 172132 218907 258198 291876 387297 437814 516396 559429 774594 875628 1118858 1549188 1678287 2237716 3356574 5034861 6713148 10069722 20139444
- Sum of all divisors σ(n): 57238272
- Sum of proper divisors (its aliquot sum) s(n): 37098828
- 20139444 is an abundant number, because the sum of its proper divisors (37098828) is greater than itself. Its abundance is 16959384
Bases of 20139444
- Binary: 10011001101001101101101002
- Hexadecimal: 0x1334DB4
- Base-36: BZNP0
Squares and roots of 20139444
- 20139444 squared (201394442) is 405597204629136
- 20139444 cubed (201394443) is 8168502189185025240384
-
The
square root of 20139444 is 4487.6991877799 -
The
cube root of 20139444 is 272.0711499279
Scales and comparisons
How big is 20139444?- 20,139,444 seconds is equal to 33 weeks, 2 days, 2 hours, 17 minutes, 24 seconds.
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To count from 1 to 20,139,444 would take you about forty-nine weeks!
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 20139444 cubic inches would be around 22.7 feet tall.
Recreational maths with 20139444
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The information we have on file for 20139444 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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