21329517690
21,329,517,690 is an even composite number composed of seven prime numbers multiplied together.
21329517690 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21329517690:
2 × 32 × 5 × 13 × 292 × 53 × 409
(2 × 3 × 3 × 5 × 13 × 29 × 29 × 53 × 409)See below for interesting mathematical facts about the number 21329517690 from the Numbermatics database.
Names of 21329517690
- Cardinal: 21329517690 can be written as Twenty-one billion, three hundred twenty-nine million, five hundred seventeen thousand, six hundred ninety.
Scientific notation
- Scientific notation: 2.132951769 × 1010
Factors of 21329517690
Divisors of 21329517690
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 5 6 9 10 13 15 18 26 29 30 39 45 53 58 65 78 87 90 106 117 130 145 159 174 195 234 261 265 290 318 377 390 409 435 477 522 530 585 689 754 795 818 841 870 954 1131 1170 1227 1305 1378 1537 1590 1682 1885 2045 2067 2262 2385 2454 2523 2610 3074 3393 3445 3681 3770 4090 4134 4205 4611 4770 5046 5317 5655 6135 6201 6786 6890 7362 7569 7685 8410 9222 10335 10634 10933 11310 11861 12270 12402 12615 13833 15138 15370 15951 16965 18405 19981 20670 21677 21866 23055 23722 25230 26585 27666 31005 31902 32799 33930 35583 36810 37845 39962 43354 44573 46110 47853 53170 54665 59305 59943 62010 65031 65598 69165 71166 75690 79755 89146 95706 98397 99905 106749 108385 109330 118610 119886 130062 133719 138330 154193 159510 163995 177915 179829 195093 196794 199810 213498 216770 222865 239265 267438 281801 299715 308386 325155 327990 343969 355830 359658 390186 401157 445730 462579 478530 491985 533745 563602 579449 599430 628633 650310 668595 687938 770965 802314 845403 899145 925158 975465 983970 1031907 1067490 1158898 1257266 1337190 1387737 1409005 1541930 1690806 1719845 1738347 1798290 1885899 1950930 2005785 2063814 2312895 2536209 2775474 2818010 2897245 3095721 3143165 3439690 3476694 3771798 4011570 4227015 4471597 4625790 5072418 5159535 5215041 5657697 5794490 6191442 6286330 6938685 8172229 8454030 8691735 8943194 9429495 10319070 10430082 11315394 12681045 13414791 13877370 15478605 16344458 17383470 18230357 18858990 22357985 24516687 25362090 26075205 26829582 28288485 30957210 36460714 40244373 40861145 44715970 49033374 52150410 54691071 56576970 67073955 73550061 80488746 81722290 91151785 109382142 122583435 134147910 147100122 164073213 182303570 201221865 236994641 245166870 273455355 328146426 367750305 402443730 473989282 546910710 710983923 735500610 820366065 1184973205 1421967846 1640732130 2132951769 2369946410 3554919615 4265903538 7109839230 10664758845 21329517690
- Sum of all divisors σ(n): 63174187440
- Sum of proper divisors (its aliquot sum) s(n): 41844669750
- 21329517690 is an abundant number, because the sum of its proper divisors (41844669750) is greater than itself. Its abundance is 20515152060
Bases of 21329517690
- Binary: 100111101110101011010011100011110102
- Hexadecimal: 0x4F7569C7A
- Base-36: 9SR1L6I
Squares and roots of 21329517690
- 21329517690 squared (213295176902) is 454948324888022936100
- 21329517690 cubed (213295176903) is 9703828343734952484670689609000
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The
square root of 21329517690 is 146046.2861219005 -
The
cube root of 21329517690 is 2773.2797363357
Scales and comparisons
How big is 21329517690?- 21,329,517,690 seconds is equal to 678 years, 11 weeks, 10 hours, 1 minute, 30 seconds.
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To count from 1 to 21,329,517,690 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 21329517690 cubic inches would be around 231.1 feet tall.
Recreational maths with 21329517690
- 21329517690 backwards is 09671592312
- 21329517690 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21329517690's digits is 45
- More coming soon!
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The information we have on file for 21329517690 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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