21513090060
21,513,090,060 is an even composite number composed of seven prime numbers multiplied together.
21513090060 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 21513090060:
22 × 32 × 5 × 7 × 11 × 43 × 36097
(2 × 2 × 3 × 3 × 5 × 7 × 11 × 43 × 36097)See below for interesting mathematical facts about the number 21513090060 from the Numbermatics database.
Names of 21513090060
- Cardinal: 21513090060 can be written as Twenty-one billion, five hundred thirteen million, ninety thousand and sixty.
Scientific notation
- Scientific notation: 2.151309006 × 1010
Factors of 21513090060
Divisors of 21513090060
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 5 6 7 9 10 11 12 14 15 18 20 21 22 28 30 33 35 36 42 43 44 45 55 60 63 66 70 77 84 86 90 99 105 110 126 129 132 140 154 165 172 180 198 210 215 220 231 252 258 301 308 315 330 385 387 396 420 430 462 473 495 516 602 630 645 660 693 770 774 860 903 924 946 990 1155 1204 1260 1290 1386 1419 1505 1540 1548 1806 1892 1935 1980 2310 2365 2580 2709 2772 2838 3010 3311 3465 3612 3870 4257 4515 4620 4730 5418 5676 6020 6622 6930 7095 7740 8514 9030 9460 9933 10836 13244 13545 13860 14190 16555 17028 18060 19866 21285 27090 28380 29799 33110 36097 39732 42570 49665 54180 59598 66220 72194 85140 99330 108291 119196 144388 148995 180485 198660 216582 252679 297990 324873 360970 397067 433164 505358 541455 595980 649746 721940 758037 794134 1010716 1082910 1191201 1263395 1299492 1516074 1552171 1588268 1624365 1985335 2165820 2274111 2382402 2526790 2779469 3032148 3104342 3248730 3573603 3790185 3970670 4548222 4656513 4764804 5053580 5558938 5956005 6208684 6497460 7147206 7580370 7760855 7941340 8338407 9096444 9313026 10865197 11117876 11370555 11912010 13897345 13969539 14294412 15160740 15521710 16676814 17073881 17868015 18626052 21730394 22741110 23282565 23824020 25015221 27794690 27939078 31043420 32595591 33353628 34147762 35736030 41692035 43460788 45482220 46565130 50030442 51221643 54325985 55589380 55878156 65191182 68295524 69847695 71472060 83384070 85369405 93130260 97786773 100060884 102443286 108651970 119517167 125076105 130382364 139695390 153664929 162977955 166768140 170738810 195573546 204886572 217303940 239034334 250152210 256108215 279390780 307329858 325955910 341477620 358551501 391147092 478068668 488933865 500304420 512216430 597585835 614659716 651911820 717103002 768324645 977867730 1024432860 1075654503 1195171670 1434206004 1536649290 1792757505 1955735460 2151309006 2390343340 3073298580 3585515010 4302618012 5378272515 7171030020 10756545030 21513090060
- Sum of all divisors σ(n): 83252961792
- Sum of proper divisors (its aliquot sum) s(n): 61739871732
- 21513090060 is an abundant number, because the sum of its proper divisors (61739871732) is greater than itself. Its abundance is 40226781672
Bases of 21513090060
- Binary: 101000000100100011110110100000011002
- Hexadecimal: 0x50247B40C
- Base-36: 9VSC6J0
Squares and roots of 21513090060
- 21513090060 squared (215130900602) is 462813043929670803600
- 21513090060 cubed (215130900603) is 9956538695001744303999372216000
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The
square root of 21513090060 is 146673.4129281785 -
The
cube root of 21513090060 is 2781.2130921939
Scales and comparisons
How big is 21513090060?- 21,513,090,060 seconds is equal to 684 years, 2 weeks, 4 days, 2 hours, 21 minutes.
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To count from 1 to 21,513,090,060 would take you about one thousand, three hundred sixty-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 21513090060 cubic inches would be around 231.8 feet tall.
Recreational maths with 21513090060
- 21513090060 backwards is 06009031512
- The number of decimal digits it has is: 11
- The sum of 21513090060's digits is 27
- More coming soon!
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