21990507264
21,990,507,264 is an even composite number composed of five prime numbers multiplied together.
21990507264 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred sixty divisors.
Prime factorization of 21990507264:
28 × 34 × 11 × 229 × 421
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 11 × 229 × 421)See below for interesting mathematical facts about the number 21990507264 from the Numbermatics database.
Names of 21990507264
- Cardinal: 21990507264 can be written as Twenty-one billion, nine hundred ninety million, five hundred seven thousand, two hundred sixty-four.
Scientific notation
- Scientific notation: 2.1990507264 × 1010
Factors of 21990507264
Divisors of 21990507264
- Number of divisors d(n): 360
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Complete list of divisors:
1 2 3 4 6 8 9 11 12 16 18 22 24 27 32 33 36 44 48 54 64 66 72 81 88 96 99 108 128 132 144 162 176 192 198 216 229 256 264 288 297 324 352 384 396 421 432 458 528 576 594 648 687 704 768 792 842 864 891 916 1056 1152 1188 1263 1296 1374 1408 1584 1684 1728 1782 1832 2061 2112 2304 2376 2519 2526 2592 2748 2816 3168 3368 3456 3564 3664 3789 4122 4224 4631 4752 5038 5052 5184 5496 6183 6336 6736 6912 7128 7328 7557 7578 8244 8448 9262 9504 10076 10104 10368 10992 11367 12366 12672 13472 13893 14256 14656 15114 15156 16488 18524 18549 19008 20152 20208 20736 21984 22671 22734 24732 25344 26944 27786 28512 29312 30228 30312 32976 34101 37048 37098 38016 40304 40416 41679 43968 45342 45468 49464 53888 55572 57024 58624 60456 60624 65952 68013 68202 74096 74196 76032 80608 80832 83358 87936 90684 90936 96409 98928 107776 111144 114048 120912 121248 125037 131904 136026 136404 148192 148392 161216 161664 166716 175872 181368 181872 192818 197856 204039 222288 228096 241824 242496 250074 263808 272052 272808 289227 296384 296784 322432 323328 333432 362736 363744 375111 385636 395712 408078 444576 483648 484992 500148 527616 544104 545616 578454 592768 593568 644864 666864 725472 727488 750222 771272 791424 816156 867681 889152 967296 969984 1000296 1060499 1088208 1091232 1156908 1185536 1187136 1333728 1450944 1454976 1500444 1542544 1582848 1632312 1735362 1778304 1934592 2000592 2120998 2176416 2182464 2313816 2374272 2603043 2667456 2901888 2909952 3000888 3085088 3181497 3264624 3470724 3556608 4001184 4241996 4352832 4364928 4627632 4748544 5206086 5334912 5803776 6001776 6170176 6362994 6529248 6941448 7809129 8002368 8483992 8705664 8729856 9255264 9544491 10412172 10669824 12003552 12340352 12725988 13058496 13882896 15618258 16004736 16967984 17411328 18510528 19088982 20824344 24007104 24680704 25451976 26116992 27765792 28633473 31236516 32009472 33935968 37021056 38177964 41648688 48014208 50903952 52233984 55531584 57266946 62473032 67871936 74042112 76355928 83297376 85900419 96028416 101807904 111063168 114533892 124946064 135743872 152711856 166594752 171800838 203615808 222126336 229067784 249892128 271487744 305423712 333189504 343601676 407231616 458135568 499784256 610847424 666379008 687203352 814463232 916271136 999568512 1221694848 1374406704 1832542272 1999137024 2443389696 2748813408 3665084544 5497626816 7330169088 10995253632 21990507264
- Sum of all divisors σ(n): 72015802320
- Sum of proper divisors (its aliquot sum) s(n): 50025295056
- 21990507264 is an abundant number, because the sum of its proper divisors (50025295056) is greater than itself. Its abundance is 28034787792
Bases of 21990507264
- Binary: 101000111101011110010000011000000002
- Hexadecimal: 0x51EBC8300
- Base-36: A3OKW00
Squares and roots of 21990507264
- 21990507264 squared (219905072642) is 483582409728036765696
- 21990507264 cubed (219905072643) is 10634222493867016760496954015744
-
The
square root of 21990507264 is 148291.9662827357 -
The
cube root of 21990507264 is 2801.6362572271
Scales and comparisons
How big is 21990507264?- 21,990,507,264 seconds is equal to 699 years, 11 weeks, 6 days, 18 hours, 14 minutes, 24 seconds.
-
To count from 1 to 21,990,507,264 would take you about one thousand, three hundred ninety-eight 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 21990507264 cubic inches would be around 233.5 feet tall.
Recreational maths with 21990507264
- 21990507264 backwards is 46270509912
- The number of decimal digits it has is: 11
- The sum of 21990507264's digits is 45
- More coming soon!
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