21087442824
21,087,442,824 is an even composite number composed of five prime numbers multiplied together.
21087442824 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 21087442824:
23 × 3 × 72 × 613 × 79
(2 × 2 × 2 × 3 × 7 × 7 × 61 × 61 × 61 × 79)See below for interesting mathematical facts about the number 21087442824 from the Numbermatics database.
Names of 21087442824
- Cardinal: 21087442824 can be written as Twenty-one billion, eighty-seven million, four hundred forty-two thousand, eight hundred twenty-four.
Scientific notation
- Scientific notation: 2.1087442824 × 1010
Factors of 21087442824
Divisors of 21087442824
- Number of divisors d(n): 192
-
Complete list of divisors:
1 2 3 4 6 7 8 12 14 21 24 28 42 49 56 61 79 84 98 122 147 158 168 183 196 237 244 294 316 366 392 427 474 488 553 588 632 732 854 948 1106 1176 1281 1464 1659 1708 1896 2212 2562 2989 3318 3416 3721 3871 4424 4819 5124 5978 6636 7442 7742 8967 9638 10248 11163 11613 11956 13272 14457 14884 15484 17934 19276 22326 23226 23912 26047 28914 29768 30968 33733 35868 38552 44652 46452 52094 57828 67466 71736 78141 89304 92904 101199 104188 115656 134932 156282 182329 202398 208376 226981 236131 269864 293959 312564 364658 404796 453962 472262 546987 587918 625128 680943 708393 729316 809592 881877 907924 944524 1093974 1175836 1361886 1416786 1458632 1588867 1763754 1815848 1889048 2057713 2187948 2351672 2723772 2833572 3177734 3527508 4115426 4375896 4766601 5447544 5667144 6173139 6355468 7055016 8230852 9533202 11122069 12346278 12710936 14403991 16461704 17931499 19066404 22244138 24692556 28807982 33366207 35862998 38132808 43211973 44488276 49385112 53794497 57615964 66732414 71725996 86423946 88976552 107588994 115231928 125520493 133464828 143451992 172847892 215177988 251040986 266929656 345695784 376561479 430355976 502081972 753122958 878643451 1004163944 1506245916 1757286902 2635930353 3012491832 3514573804 5271860706 7029147608 10543721412 21087442824
- Sum of all divisors σ(n): 63137030400
- Sum of proper divisors (its aliquot sum) s(n): 42049587576
- 21087442824 is an abundant number, because the sum of its proper divisors (42049587576) is greater than itself. Its abundance is 20962144752
Bases of 21087442824
- Binary: 100111010001110100011010111100010002
- Hexadecimal: 0x4E8E8D788
- Base-36: 9OQX30O
Squares and roots of 21087442824
- 21087442824 squared (210874428242) is 444680244855469094976
- 21087442824 cubed (210874428243) is 9377169238352024684005425652224
-
The
square root of 21087442824 is 145215.1604482121 -
The
cube root of 21087442824 is 2762.7482088535
Scales and comparisons
How big is 21087442824?- 21,087,442,824 seconds is equal to 670 years, 26 weeks, 5 days, 15 hours, 24 seconds.
-
To count from 1 to 21,087,442,824 would take you about one thousand, three hundred forty-one 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 21087442824 cubic inches would be around 230.2 feet tall.
Recreational maths with 21087442824
- 21087442824 backwards is 42824478012
- 21087442824 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21087442824's digits is 42
- More coming soon!
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"Number 21087442824 - Facts about the integer". Numbermatics.com. 2024. Web. 12 May 2024.
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Numbermatics. (2024). Number 21087442824 - Facts about the integer. Retrieved 12 May 2024, from https://numbermatics.com/n/21087442824/
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The information we have on file for 21087442824 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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