21403737432

Names of 21403737432

• Cardinal: 21403737432 can be written as Twenty-one billion, four hundred three million, seven hundred thirty-seven thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 2.1403737432 × 10¹⁰

Factors of 21403737432

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 642

Divisors of 21403737432

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 18 21 22 24 27 28 33 36 42 44 49 54 56 63 66 72 77 81 84 88 98 99 108 121 126 132 147 154 162 168 189 196 198 216 231 242 243 252 264 294 297 308 324 363 378 392 396 441 462 484 486 504 539 567 588 594 616 619 648 693 726 729 756 792 847 882 891 924 968 972 1078 1089 1134 1176 1188 1238 1323 1386 1452 1458 1512 1617 1694 1701 1764 1782 1848 1857 1944 2079 2156 2178 2268 2376 2476 2541 2646 2673 2772 2904 2916 3234 3267 3388 3402 3528 3564 3714 3969 4158 4312 4333 4356 4536 4851 4952 5082 5103 5292 5346 5544 5571 5832 5929 6237 6468 6534 6776 6804 6809 7128 7428 7623 7938 8019 8316 8666 8712 9702 9801 10164 10206 10584 10692 11142 11858 11907 12474 12936 12999 13068 13608 13618 14553 14856 15246 15876 16038 16632 16713 17332 17787 18711 19404 19602 20328 20412 20427 21384 22284 22869 23716 23814 24948 25998 26136 27236 29106 29403 30331 30492 31752 32076 33426 34664 35574 35721 37422 38808 38997 39204 40824 40854 43659 44568 45738 47432 47628 47663 49896 50139 51996 53361 54472 56133 58212 58806 60662 60984 61281 64152 66852 68607 71148 71442 74844 74899 77994 78408 81708 87318 88209 90993 91476 95256 95326 100278 103992 106722 112266 116424 116991 117612 121324 122562 130977 133704 137214 142296 142884 142989 149688 149798 150417 155988 160083 163416 174636 176418 181986 182952 183843 190652 200556 205821 213444 224532 224697 233982 235224 242648 245124 261954 272979 274428 285768 285978 299596 300834 311976 320166 333641 349272 350973 352836 363972 367686 381304 392931 401112 411642 426888 428967 449064 449394 451251 467964 480249 490248 523908 524293 545958 548856 551529 571956 599192 601668 617463 640332 667282 674091 701946 705672 727944 735372 785862 818937 823284 857934 898788 902502 935928 960498 1000923 1047816 1048586 1052919 1091916 1103058 1143912 1203336 1234926 1280664 1286901 1334564 1348182 1403892 1440747 1470744 1571724 1572879 1637874 1646568 1654587 1715868 1797576 1805004 1920996 2001846 2022273 2097172 2105838 2183832 2206116 2456811 2469852 2573802 2669128 2696364 2807784 2881494 3002769 3143448 3145758 3158757 3275748 3309174 3431736 3610008 3670051 3841992 3860703 4003692 4044546 4194344 4211676 4322241 4412232 4718637 4913622 4939704 4963761 5147604 5392728 5762988 6005538 6066819 6291516 6317514 6551496 6618348 7340102 7370433 7721406 8007384 8089092 8423352 8644482 9008307 9437274 9827244 9927522 10295208 11010153 11525976 11582109 12011076 12133638 12583032 12635028 13236696 14155911 14680204 14740866 15442812 16178184 17288964 18016614 18200457 18874548 19654488 19855044 22020306 22111299 23164218 24022152 24267276 25270056 27024921 28311822 29360408 29481732 30885624 33030459 34577928 34746327 36033228 36400914 37749096 39710088 42467733 44040612 44222598 46328436 48534552 54049842 54601371 56623644 58963464 66060918 69492654 72066456 72801828 81074763 84935466 88081224 88445196 92656872 99091377 108099684 109202742 113247288 127403199 132121836 138985308 145603656 162149526 169870932 176890392 198182754 216199368 218405484 243224289 254806398 264243672 277970616 297274131 324299052 339741864 382209597 396365508 436810968 486448578 509612796 594548262 648598104 764419194 792731016 891822393 972897156 1019225592 1189096524 1528838388 1783644786 1945794312 2378193048 2675467179 3057676776 3567289572 5350934358 7134579144 10701868716 21403737432
• Sum of all divisors σ(n): 77060106900
• Sum of proper divisors (its aliquot sum) s(n): 55656369468
• 21403737432 is an abundant number, because the sum of its proper divisors (55656369468) is greater than itself. Its abundance is 34252632036

Bases of 21403737432

• Binary: 10011111011110000110001110101011000₂
• Hexadecimal: 0x4FBC31D58
• Base-36: 9TZ8DI0

Squares and roots of 21403737432

• 21403737432 squared (21403737432²) is 458119976057997954624
• 21403737432 cubed (21403737432³) is 9805479679899514624365146285568
• The square root of 21403737432 is 146300.1621051733
• The cube root of 21403737432 is 2776.4927145063

Scales and comparisons

• 21,403,737,432 seconds is equal to 680 years, 29 weeks, 5 days, 10 hours, 37 minutes, 12 seconds.
• To count from 1 to 21,403,737,432 would take you about one thousand, three hundred sixty-one 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 21403737432 cubic inches would be around 231.4 feet tall.

Recreational maths with 21403737432

• 21403737432 backwards is 23473730412
• 21403737432 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21403737432's digits is 36
• More coming soon!