21513008790
21,513,008,790 is an even composite number composed of eight prime numbers multiplied together.
21513008790 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of five hundred seventy-six divisors.
Prime factorization of 21513008790:
2 × 32 × 5 × 7 × 132 × 37 × 43 × 127
(2 × 3 × 3 × 5 × 7 × 13 × 13 × 37 × 43 × 127)See below for interesting mathematical facts about the number 21513008790 from the Numbermatics database.
Names of 21513008790
- Cardinal: 21513008790 can be written as Twenty-one billion, five hundred thirteen million, eight thousand, seven hundred ninety.
Scientific notation
- Scientific notation: 2.151300879 × 1010
Factors of 21513008790
Divisors of 21513008790
- Number of divisors d(n): 576
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Complete list of divisors:
1 2 3 5 6 7 9 10 13 14 15 18 21 26 30 35 37 39 42 43 45 63 65 70 74 78 86 90 91 105 111 117 126 127 129 130 169 182 185 195 210 215 222 234 254 258 259 273 301 315 333 338 370 381 387 390 430 455 481 507 518 546 555 559 585 602 630 635 645 666 762 774 777 819 845 889 903 910 962 1014 1110 1118 1143 1170 1183 1270 1290 1295 1365 1443 1505 1521 1554 1591 1638 1651 1665 1677 1690 1778 1806 1905 1935 2286 2331 2366 2405 2535 2590 2667 2709 2730 2795 2886 3010 3042 3182 3302 3330 3354 3367 3549 3810 3870 3885 3913 4095 4329 4445 4515 4662 4699 4773 4810 4953 5031 5070 5334 5418 5461 5590 5715 5915 6253 6734 7098 7215 7267 7605 7770 7826 7955 8001 8190 8255 8385 8658 8890 9030 9398 9546 9906 10062 10101 10647 10922 11137 11430 11557 11655 11739 11830 12506 13335 13545 14097 14319 14430 14534 14859 15210 15910 16002 16383 16510 16770 16835 17745 18759 19565 20202 20683 21294 21463 21645 21801 22274 23114 23310 23478 23495 23865 24765 25155 26670 27090 27305 28194 28638 29718 30303 31265 32766 32893 33411 33670 34671 35217 35490 36335 37518 38227 39130 40005 41366 42291 42926 43290 43602 43771 46990 47730 49149 49530 50310 50505 50869 53235 54610 55685 56277 57785 58695 60606 61087 62049 62530 64389 65403 65786 66822 69342 70434 70485 70993 71595 72670 74295 76454 80010 81915 84582 87542 93795 98298 98679 100233 101010 101738 103415 104013 106470 107315 109005 111370 112554 114681 115570 117390 122174 124098 128778 130806 131313 140970 141986 143190 144781 148590 150241 151515 152607 163830 164465 167055 173355 176085 183261 186147 187590 191135 193167 197358 200466 202057 206830 208026 211455 212979 214630 218010 218855 229362 245745 254345 262626 268879 281385 289562 296037 300482 303030 305214 305435 310245 321945 327015 328930 334110 344043 346710 352170 354965 366522 372294 382270 386334 393939 404114 422910 425958 427609 434343 437710 450723 457821 491490 493395 496951 501165 508690 520065 537758 549783 562770 573405 592074 606171 610870 620490 638937 643890 654030 656565 688086 709930 723905 751205 763035 787878 794131 806637 855218 868686 901446 915642 916305 922909 930735 965835 986790 993902 1002330 1010285 1040130 1064895 1099566 1146810 1212342 1277874 1282827 1303029 1313130 1344395 1352169 1414399 1447810 1480185 1490853 1502410 1526070 1588262 1613274 1720215 1818513 1832610 1845818 1861470 1882153 1931670 1969695 2020570 2129790 2138045 2171715 2253615 2289105 2382393 2419911 2484755 2565654 2606058 2626741 2688790 2704338 2748915 2768727 2828798 2960370 2981706 3030855 3194685 3440430 3637026 3764306 3848481 3939390 3970655 4033185 4243197 4276090 4343430 4472559 4507230 4578210 4614545 4764786 4839822 4969510 5253482 5497830 5537454 5558917 5646459 6061710 6389370 6414135 6460363 6515145 6760845 7071995 7147179 7454265 7696962 7880223 7941310 8066370 8306181 8486394 8945118 9092565 9229090 9410765 11117834 11292918 11911965 12099555 12729591 12828270 12920726 13030290 13133705 13521690 13843635 14143990 14294358 14908530 15760446 16612362 16676751 16939377 18185130 18387187 18821530 19242405 19381089 21215985 22362795 23640669 23823930 24199110 25459182 26267410 27687270 27794585 28232295 32301815 33353502 33878754 34147633 35735895 36774374 38484810 38762178 39401115 41530905 42431970 44725590 47281338 50030253 55161561 55589170 56464590 58143267 63647955 64603630 68295266 71471790 78802230 83061810 83383755 84696885 91935935 96905445 100060506 102442899 110323122 116286534 118203345 127295910 165484683 166767510 169393770 170738165 183871870 193810890 204885798 236406690 239033431 250151265 275807805 290716335 307328697 330969366 341476330 478066862 500302530 512214495 551615610 581432670 614657394 717100293 827423415 1024428990 1195167155 1434200586 1536643485 1654846830 2151300879 2390334310 3073286970 3585501465 4302601758 7171002930 10756504395 21513008790
- Sum of all divisors σ(n): 73316745216
- Sum of proper divisors (its aliquot sum) s(n): 51803736426
- 21513008790 is an abundant number, because the sum of its proper divisors (51803736426) is greater than itself. Its abundance is 30290727636
Bases of 21513008790
- Binary: 101000000100100011001110110100101102
- Hexadecimal: 0x502467696
- Base-36: 9VSAFTI
Squares and roots of 21513008790
- 21513008790 squared (215130087902) is 462809547198617264100
- 21513008790 cubed (215130087903) is 9956425856979773078429051439000
-
The
square root of 21513008790 is 146673.1358838421 -
The
cube root of 21513008790 is 2781.2095899931
Scales and comparisons
How big is 21513008790?- 21,513,008,790 seconds is equal to 684 years, 2 weeks, 3 days, 3 hours, 46 minutes, 30 seconds.
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To count from 1 to 21,513,008,790 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 21513008790 cubic inches would be around 231.8 feet tall.
Recreational maths with 21513008790
- 21513008790 backwards is 09780031512
- The number of decimal digits it has is: 11
- The sum of 21513008790's digits is 36
- More coming soon!
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