21481093920
21,481,093,920 is an even composite number composed of eight prime numbers multiplied together.
21481093920 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of seven hundred sixty-eight divisors.
Prime factorization of 21481093920:
25 × 3 × 5 × 11 × 13 × 17 × 41 × 449
(2 × 2 × 2 × 2 × 2 × 3 × 5 × 11 × 13 × 17 × 41 × 449)See below for interesting mathematical facts about the number 21481093920 from the Numbermatics database.
Names of 21481093920
- Cardinal: 21481093920 can be written as Twenty-one billion, four hundred eighty-one million, ninety-three thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 2.148109392 × 1010
Factors of 21481093920
Divisors of 21481093920
- Number of divisors d(n): 768
-
Complete list of divisors:
1 2 3 4 5 6 8 10 11 12 13 15 16 17 20 22 24 26 30 32 33 34 39 40 41 44 48 51 52 55 60 65 66 68 78 80 82 85 88 96 102 104 110 120 123 130 132 136 143 156 160 164 165 170 176 187 195 204 205 208 220 221 240 246 255 260 264 272 286 312 328 330 340 352 374 390 408 410 416 429 440 442 449 451 480 492 510 520 528 533 544 561 572 615 624 656 660 663 680 697 715 748 780 816 820 858 880 884 898 902 935 984 1020 1040 1056 1066 1105 1122 1144 1230 1248 1312 1320 1326 1347 1353 1360 1394 1430 1496 1560 1599 1632 1640 1716 1760 1768 1796 1804 1870 1968 2040 2080 2091 2132 2145 2210 2244 2245 2255 2288 2431 2460 2640 2652 2665 2694 2706 2720 2788 2805 2860 2992 3120 3198 3280 3315 3432 3485 3536 3592 3608 3740 3936 4080 4182 4264 4290 4420 4488 4490 4510 4576 4862 4920 4939 5280 5304 5330 5388 5412 5576 5610 5720 5837 5863 5984 6240 6396 6560 6630 6735 6765 6864 6970 7072 7184 7216 7293 7480 7633 7667 7995 8160 8364 8528 8580 8840 8976 8980 9020 9061 9724 9840 9878 10455 10608 10660 10776 10824 11152 11220 11440 11674 11726 12155 12792 13260 13470 13530 13728 13940 14368 14432 14586 14817 14960 15266 15334 15990 16728 17056 17160 17511 17589 17680 17952 17960 18040 18122 18409 19448 19680 19756 20910 21216 21320 21552 21648 22304 22440 22880 22899 23001 23348 23452 24310 24695 25584 26520 26940 27060 27183 27880 29172 29185 29315 29634 29920 30532 30668 31980 33456 34320 35022 35178 35360 35920 36080 36244 36465 36818 38165 38335 38896 39512 41820 42640 43104 43296 44880 45305 45798 46002 46696 46904 48620 49390 51168 53040 53880 54120 54366 55227 55760 58344 58370 58630 59268 61064 61336 63960 64207 66912 68640 70044 70356 71840 72160 72488 72930 73636 74085 76330 76670 77792 79024 83640 83963 85280 87555 87945 89760 90610 91596 92004 92045 93392 93808 97240 98780 99229 99671 106080 107760 108240 108732 110454 111520 114495 115005 116688 116740 117260 118536 122128 122672 127920 128414 135915 140088 140712 144976 145860 147272 148170 152660 153340 158048 167280 167926 175110 175890 181220 183192 184008 184090 186784 187616 192621 194480 197560 198458 199342 202499 215520 216480 217464 220908 228990 230010 233376 233480 234520 237072 239317 244256 245344 251889 255840 256828 271830 276135 280176 281424 289952 291720 294544 296340 297687 299013 305320 306680 312953 321035 334560 335852 350220 351780 362440 366384 368016 368180 385242 388960 395120 396916 398684 404998 419815 434928 441816 457980 460020 466960 469040 474144 478634 496145 498355 503778 513656 543660 552270 560352 562848 583440 589088 592680 595374 598026 607497 610640 613360 625906 642070 671704 700440 703560 717951 724880 732768 736032 736360 770484 790240 793832 797368 809996 839630 869856 883632 915960 920040 933920 938080 938859 957268 963105 992290 996710 1007556 1012495 1027312 1087320 1091519 1104540 1166880 1185360 1190748 1196052 1196585 1214994 1221280 1226720 1251812 1259445 1284140 1343408 1400880 1407120 1435902 1449760 1472720 1488435 1495065 1540968 1564765 1587664 1594736 1619992 1679260 1767264 1831920 1840080 1877718 1914536 1926210 1984580 1993420 2015112 2024990 2054624 2174640 2183038 2209080 2370720 2381496 2392104 2393170 2429988 2503624 2518890 2568280 2632487 2686816 2801760 2814240 2871804 2945440 2976870 2990130 3037485 3081936 3129530 3175328 3189472 3239984 3274557 3358520 3442483 3589755 3663840 3680160 3755436 3829072 3852420 3969160 3986840 4030224 4049980 4068389 4349280 4366076 4418160 4694295 4762992 4784208 4786340 4859976 5007248 5037780 5136560 5264974 5457595 5743608 5953740 5980260 6074970 6163872 6259060 6479968 6549114 6717040 6884966 7179510 7510872 7658144 7704840 7897461 7938320 7973680 8060448 8099960 8136778 8732152 8836320 9388590 9525984 9568416 9572680 9719952 10014496 10075560 10273120 10327449 10529948 10915190 11487216 11907480 11960520 12149940 12205167 12518120 13098228 13162435 13434080 13769932 14359020 15021744 15409680 15794922 15876640 15947360 16199920 16273556 16372785 17212415 17464304 18777180 19145360 19439904 20151120 20341945 20654898 21059896 21830380 22974432 23814960 23921040 24299880 24410334 25036240 26196456 26324870 27539864 28718040 30043488 30819360 31589844 32399840 32547112 32745570 34424830 34928608 37554360 38290720 39487305 40302240 40683890 41309796 42119792 43660760 44752279 47629920 47842080 48599760 48820668 50072480 51637245 52392912 52649740 55079728 57436080 61025835 63179688 65094224 65491140 68849660 75108720 78974610 81367780 82619592 84239584 87321520 89504558 97199520 97641336 103274490 104785824 105299480 110159456 114872160 122051670 126359376 130188448 130982280 134256837 137699320 150217440 157949220 162735560 165239184 174643040 179009116 195282672 206548980 210598960 223761395 244103340 252718752 261964560 268513674 275398640 315898440 325471120 330478368 358018232 390565344 413097960 421197920 447522790 488206680 523929120 537027348 550797280 631796880 650942240 671284185 716036464 826195920 895045580 976413360 1074054696 1263593760 1342568370 1432072928 1652391840 1790091160 1952826720 2148109392 2685136740 3580182320 4296218784 5370273480 7160364640 10740546960 21481093920
- Sum of all divisors σ(n): 86416243200
- Sum of proper divisors (its aliquot sum) s(n): 64935149280
- 21481093920 is an abundant number, because the sum of its proper divisors (64935149280) is greater than itself. Its abundance is 43454055360
Bases of 21481093920
- Binary: 101000000000101111101111011001000002
- Hexadecimal: 0x5005F7B20
- Base-36: 9V9AE5C
Squares and roots of 21481093920
- 21481093920 squared (214810939202) is 461437395999860966400
- 21481093920 cubed (214810939203) is 9912180041673245726180364288000
-
The
square root of 21481093920 is 146564.2996094205 -
The
cube root of 21481093920 is 2779.8335873335
Scales and comparisons
How big is 21481093920?- 21,481,093,920 seconds is equal to 683 years, 1 week, 4 days, 18 hours, 32 minutes.
-
To count from 1 to 21,481,093,920 would take you about one thousand, three hundred sixty-six 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 21481093920 cubic inches would be around 231.7 feet tall.
Recreational maths with 21481093920
- 21481093920 backwards is 02939018412
- 21481093920 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21481093920's digits is 39
- More coming soon!
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The information we have on file for 21481093920 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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