21315625240
21,315,625,240 is an even composite number composed of six prime numbers multiplied together.
21315625240 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21315625240:
23 × 5 × 73 × 132 × 29 × 317
(2 × 2 × 2 × 5 × 7 × 7 × 7 × 13 × 13 × 29 × 317)See below for interesting mathematical facts about the number 21315625240 from the Numbermatics database.
Names of 21315625240
- Cardinal: 21315625240 can be written as Twenty-one billion, three hundred fifteen million, six hundred twenty-five thousand, two hundred forty.
Scientific notation
- Scientific notation: 2.131562524 × 1010
Factors of 21315625240
Divisors of 21315625240
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 4 5 7 8 10 13 14 20 26 28 29 35 40 49 52 56 58 65 70 91 98 104 116 130 140 145 169 182 196 203 232 245 260 280 290 317 338 343 364 377 392 406 455 490 520 580 634 637 676 686 728 754 812 845 910 980 1015 1160 1183 1268 1274 1352 1372 1421 1508 1585 1624 1690 1715 1820 1885 1960 2030 2219 2366 2536 2548 2639 2744 2842 3016 3170 3185 3380 3430 3640 3770 4060 4121 4438 4459 4732 4901 5096 5278 5684 5915 6340 6370 6760 6860 7105 7540 8120 8242 8281 8876 8918 9193 9464 9802 9947 10556 11095 11368 11830 12680 12740 13195 13720 14210 15080 15533 16484 16562 17752 17836 18386 18473 19604 19894 20605 21112 22190 22295 23660 24505 25480 26390 28420 28847 31066 32968 33124 34307 35672 36772 36946 39208 39788 41210 41405 44380 44590 45965 47320 49010 49735 52780 53573 56840 57694 57967 62132 64351 66248 68614 73544 73892 77665 79576 82420 82810 88760 89180 91930 92365 98020 99470 105560 107146 108731 115388 115934 119509 124264 128702 129311 137228 144235 147784 155330 164840 165620 171535 178360 183860 184730 196040 198940 201929 214292 217462 230776 231868 239018 240149 257404 258622 267865 274456 288470 289835 310660 321755 331240 343070 367720 369460 375011 397880 403858 428584 434924 450457 463736 478036 480298 514808 517244 535730 543655 576940 579670 597545 621320 643510 646555 686140 738920 750022 807716 836563 869848 900914 956072 960596 1009645 1034488 1071460 1087310 1153880 1159340 1195090 1200745 1287020 1293110 1372280 1413503 1500044 1553617 1615432 1673126 1681043 1801828 1875055 1921192 2019290 2142920 2174620 2252285 2318680 2390180 2401490 2574040 2586220 2625077 2827006 3000088 3107234 3153199 3346252 3362086 3603656 3750110 4038580 4182815 4349240 4504570 4780360 4802980 5172440 5250154 5654012 5855941 6214468 6306398 6692504 6724172 7067515 7500220 7768085 8077160 8365630 8405215 9009140 9605960 10500308 10875319 11308024 11711882 12428936 12612796 13125385 13448344 14135030 15000440 15536170 15765995 16731260 16810430 18018280 18375539 21000616 21750638 23423764 25225592 26250770 28270060 29279705 31072340 31531990 33462520 33620860 36751078 40991587 43501276 46847528 52501540 54376595 56540120 58559410 62144680 63063980 67241720 73502156 76127233 81983174 87002552 91877695 105003080 108753190 117118820 126127960 147004312 152254466 163966348 183755390 204957935 217506380 234237640 304508932 327932696 367510780 380636165 409915870 435012760 532890631 609017864 735021560 761272330 819831740 1065781262 1522544660 1639663480 2131562524 2664453155 3045089320 4263125048 5328906310 10657812620 21315625240
- Sum of all divisors σ(n): 62849520000
- Sum of proper divisors (its aliquot sum) s(n): 41533894760
- 21315625240 is an abundant number, because the sum of its proper divisors (41533894760) is greater than itself. Its abundance is 20218269520
Bases of 21315625240
- Binary: 100111101101000001010100001000110002
- Hexadecimal: 0x4F682A118
- Base-36: 9SIRTP4
Squares and roots of 21315625240
- 21315625240 squared (213156252402) is 454355879372125057600
- 21315625240 cubed (213156252403) is 9684879650286864230215013824000
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The
square root of 21315625240 is 145998.7165697013 -
The
cube root of 21315625240 is 2772.6775033435
Scales and comparisons
How big is 21315625240?- 21,315,625,240 seconds is equal to 677 years, 40 weeks, 15 hours, 40 seconds.
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To count from 1 to 21,315,625,240 would take you about one thousand, three hundred fifty-five 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 21315625240 cubic inches would be around 231.1 feet tall.
Recreational maths with 21315625240
- 21315625240 backwards is 04252651312
- The number of decimal digits it has is: 11
- The sum of 21315625240's digits is 31
- More coming soon!
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The information we have on file for 21315625240 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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