21331461942
21,331,461,942 is an even composite number composed of five prime numbers multiplied together.
21331461942 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 21331461942:
2 × 35 × 72 × 53 × 16901
(2 × 3 × 3 × 3 × 3 × 3 × 7 × 7 × 53 × 16901)See below for interesting mathematical facts about the number 21331461942 from the Numbermatics database.
Names of 21331461942
- Cardinal: 21331461942 can be written as Twenty-one billion, three hundred thirty-one million, four hundred sixty-one thousand, nine hundred forty-two.
Scientific notation
- Scientific notation: 2.1331461942 × 1010
Factors of 21331461942
Divisors of 21331461942
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 6 7 9 14 18 21 27 42 49 53 54 63 81 98 106 126 147 159 162 189 243 294 318 371 378 441 477 486 567 742 882 954 1113 1134 1323 1431 1701 2226 2597 2646 2862 3339 3402 3969 4293 5194 6678 7791 7938 8586 10017 11907 12879 15582 16901 20034 23373 23814 25758 30051 33802 46746 50703 60102 70119 90153 101406 118307 140238 152109 180306 210357 236614 304218 354921 420714 456327 631071 709842 828149 895753 912654 1064763 1262142 1368981 1656298 1791506 2129526 2484447 2687259 2737962 3194289 4106943 4968894 5374518 6270271 6388578 7453341 8061777 8213886 9582867 12540542 14906682 16123554 18810813 19165734 22360023 24185331 28748601 37621626 43891897 44720046 48370662 56432439 57497202 67080069 72555993 87783794 112864878 131675691 134160138 145111986 169297317 201240207 217667979 263351382 338594634 395027073 402480414 435335958 507891951 790054146 1015783902 1185081219 1523675853 2370162438 3047351706 3555243657 7110487314 10665730971 21331461942
- Sum of all divisors σ(n): 56810596752
- Sum of proper divisors (its aliquot sum) s(n): 35479134810
- 21331461942 is an abundant number, because the sum of its proper divisors (35479134810) is greater than itself. Its abundance is 14147672868
Bases of 21331461942
- Binary: 100111101110111010001000111001101102
- Hexadecimal: 0x4F7744736
- Base-36: 9SS79DI
Squares and roots of 21331461942
- 21331461942 squared (213314619422) is 455031268582994411364
- 21331461942 cubed (213314619423) is 9706482188198125554409858308888
-
The
square root of 21331461942 is 146052.9422572515 -
The
cube root of 21331461942 is 2773.3639981387
Scales and comparisons
How big is 21331461942?- 21,331,461,942 seconds is equal to 678 years, 14 weeks, 1 day, 22 hours, 5 minutes, 42 seconds.
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To count from 1 to 21,331,461,942 would take you about one thousand, three hundred fifty-six 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 21331461942 cubic inches would be around 231.1 feet tall.
Recreational maths with 21331461942
- 21331461942 backwards is 24916413312
- The number of decimal digits it has is: 11
- The sum of 21331461942's digits is 36
- More coming soon!
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The information we have on file for 21331461942 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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