21274452720
21,274,452,720 is an even composite number composed of six prime numbers multiplied together.
21274452720 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 21274452720:
24 × 32 × 5 × 61 × 691 × 701
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 61 × 691 × 701)See below for interesting mathematical facts about the number 21274452720 from the Numbermatics database.
Names of 21274452720
- Cardinal: 21274452720 can be written as Twenty-one billion, two hundred seventy-four million, four hundred fifty-two thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 2.127445272 × 1010
Factors of 21274452720
Divisors of 21274452720
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 61 72 80 90 120 122 144 180 183 240 244 305 360 366 488 549 610 691 701 720 732 915 976 1098 1220 1382 1402 1464 1830 2073 2103 2196 2440 2745 2764 2804 2928 3455 3505 3660 4146 4206 4392 4880 5490 5528 5608 6219 6309 6910 7010 7320 8292 8412 8784 10365 10515 10980 11056 11216 12438 12618 13820 14020 14640 16584 16824 20730 21030 21960 24876 25236 27640 28040 31095 31545 33168 33648 41460 42060 42151 42761 43920 49752 50472 55280 56080 62190 63090 82920 84120 84302 85522 99504 100944 124380 126180 126453 128283 165840 168240 168604 171044 210755 213805 248760 252360 252906 256566 337208 342088 379359 384849 421510 427610 484391 497520 504720 505812 513132 632265 641415 674416 684176 758718 769698 843020 855220 968782 1011624 1026264 1264530 1282830 1453173 1517436 1539396 1686040 1710440 1896795 1924245 1937564 2023248 2052528 2421955 2529060 2565660 2906346 3034872 3078792 3372080 3420880 3793590 3848490 3875128 4359519 4843910 5058120 5131320 5812692 6069744 6157584 7265865 7587180 7696980 7750256 8719038 9687820 10116240 10262640 11625384 14531730 15174360 15393960 17438076 19375640 21797595 23250768 29063460 29547851 30348720 30787920 34876152 38751280 43595190 58126920 59095702 69752304 87190380 88643553 116253840 118191404 147739255 174380760 177287106 236382808 265930659 295478510 348761520 354574212 443217765 472765616 531861318 590957020 709148424 886435530 1063722636 1181914040 1329653295 1418296848 1772871060 2127445272 2363828080 2659306590 3545742120 4254890544 5318613180 7091484240 10637226360 21274452720
- Sum of all divisors σ(n): 72826794144
- Sum of proper divisors (its aliquot sum) s(n): 51552341424
- 21274452720 is an abundant number, because the sum of its proper divisors (51552341424) is greater than itself. Its abundance is 30277888704
Bases of 21274452720
- Binary: 100111101000000111001100010111100002
- Hexadecimal: 0x4F40E62F0
- Base-36: 9RU9CS0
Squares and roots of 21274452720
- 21274452720 squared (212744527202) is 452602338535515398400
- 21274452720 cubed (212744527203) is 9628867052135256384092763648000
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The
square root of 21274452720 is 145857.6453944051 -
The
cube root of 21274452720 is 2770.8911502351
Scales and comparisons
How big is 21274452720?- 21,274,452,720 seconds is equal to 676 years, 24 weeks, 2 hours, 12 minutes.
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To count from 1 to 21,274,452,720 would take you about one thousand, three hundred fifty-two 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 21274452720 cubic inches would be around 230.9 feet tall.
Recreational maths with 21274452720
- 21274452720 backwards is 02725447212
- 21274452720 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21274452720's digits is 36
- More coming soon!
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