21421184935020

Names of 21421184935020

• Cardinal: 21421184935020 can be written as Twenty-one trillion, four hundred twenty-one billion, one hundred eighty-four million, nine hundred thirty-five thousand and twenty.

Scientific notation

• Scientific notation: 2.142118493502 × 10¹³

Factors of 21421184935020

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3723

Divisors of 21421184935020

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 10 12 13 15 17 20 23 26 30 34 39 46 51 52 60 65 68 69 78 85 89 92 102 115 130 138 156 169 170 178 195 204 221 230 255 260 267 276 289 299 338 340 345 356 390 391 442 445 460 507 510 534 578 598 663 676 690 780 782 845 867 884 890 897 1014 1020 1068 1105 1156 1157 1173 1196 1326 1335 1380 1445 1495 1513 1564 1690 1734 1780 1794 1955 2028 2047 2210 2314 2346 2535 2652 2670 2873 2890 2990 3026 3315 3380 3468 3471 3571 3588 3757 3887 3910 4094 4335 4420 4485 4539 4628 4692 5070 5083 5340 5746 5780 5785 5865 5980 6052 6141 6630 6647 6942 7142 7514 7565 7774 7820 8188 8619 8670 8970 9078 10140 10166 10235 10713 11271 11492 11570 11661 11730 12282 13260 13294 13884 14284 14365 15028 15041 15130 15249 15548 17238 17340 17355 17855 17940 18156 18785 19435 19669 19941 20332 20470 21426 22542 22695 23140 23322 23460 24564 25415 25721 26588 26611 28730 30082 30260 30498 30705 33235 34476 34710 34799 35710 37570 38870 39338 39882 40940 42852 43095 45084 45123 45390 46423 46644 48841 50830 51442 53222 53565 56355 57460 58305 59007 60164 60707 60996 61410 66079 66470 69420 69598 71420 75140 75205 76245 77163 77740 78676 79764 79833 82133 86190 86411 90246 90780 92846 97682 98345 99705 101660 102884 104397 106444 107130 112710 116610 118014 121414 122820 128605 132158 132940 133055 139196 139269 146523 150410 152490 154326 159666 164266 172380 172822 173995 180492 182121 185692 195364 196690 198237 199410 208794 214260 225420 225615 232115 233220 236028 242828 244205 246399 255697 257210 259233 264316 266110 278538 293046 295035 300820 303535 304980 308652 317819 319332 328532 330395 334373 345644 345943 347990 364242 385815 393380 396474 398820 399165 410665 417588 432055 451230 452387 464230 488410 492798 511394 514420 518466 521985 532220 557076 586092 590070 591583 603499 607070 635638 660790 668746 691886 695980 696345 728484 732615 767091 771630 789191 792948 798330 821330 864110 902460 904774 910605 928460 953457 976820 985596 991185 1003119 1022788 1032019 1036932 1037829 1043970 1067729 1123343 1180140 1183166 1206998 1214140 1231995 1271276 1278485 1296165 1321580 1337492 1357161 1383772 1392690 1396261 1465230 1534182 1543260 1578382 1589095 1596660 1642660 1671865 1728220 1729715 1774749 1809548 1810497 1821210 1906914 1982370 2006238 2064038 2075658 2087940 2135458 2246686 2261935 2366332 2367573 2413996 2463990 2556970 2592330 2714322 2785380 2792522 2930460 2957915 3017495 3068364 3096057 3156764 3178190 3203187 3343730 3370029 3459430 3549498 3620994 3642420 3813828 3835455 3945955 3964740 4012476 4128076 4131647 4151316 4188783 4270916 4346849 4493372 4523870 4735146 4767285 4927980 5015595 5113940 5160095 5184660 5189145 5338645 5402923 5428644 5585044 5616715 5881031 5915830 6034990 6192114 6356380 6406374 6687460 6740058 6785805 6918860 6981305 7098996 7241988 7309837 7670910 7690579 7891910 8263294 8377566 8693698 8873745 9047740 9052485 9470292 9534570 10031190 10259483 10320190 10378290 10677290 10805846 11233430 11762062 11831660 11837865 12069980 12384228 12394941 12812748 13040547 13416247 13480116 13571610 13880477 13962610 14619674 15341820 15381158 15480285 15783820 16015935 16208769 16526588 16755132 16850145 17387396 17643093 17747490 18104970 18151393 19069140 20062380 20518966 20640380 20658235 20756580 20943915 21354580 21611692 21734245 21929511 22466860 23071737 23524124 23675730 23736437 24789882 26081094 26832494 27014615 27143220 27760954 27925220 29239348 29405155 30762316 30778449 30960570 32031870 32417538 33700290 35286186 35494980 36209940 36302786 36549185 38452895 40248741 41037932 41316470 41641431 41887830 43468490 43859022 46143474 47351460 47472874 49579764 51297415 52162188 53664988 53711411 54029230 54454179 55521908 58810310 61556898 61921140 61974705 64063740 64835076 65202735 67081235 67400580 69402385 70237999 70572372 71209311 72605572 73098370 76905790 80497482 81043845 82632940 83282862 83775660 86936980 87718044 88215465 90756965 91849691 92286948 94945748 95027881 99977527 102594830 107422822 108058460 108908358 109647555 115358685 117620620 118682185 123113796 123949410 124267229 130405470 134162470 138804770 140475998 142418622 146196740 153811580 153892245 160994964 161134233 162087690 166565724 174411211 176430930 181513930 183699382 190055762 199955054 201243705 205189660 208207155 210713997 214845644 217816716 219295110 230717370 235968109 237364370 247898820 248534458 260810940 268324940 268557055 272270895 275549073 277609540 280951996 284837244 285083643 299932581 307784490 308573681 322268466 324175380 348822422 351189995 352861860 356046555 363027860 367398764 372801687 380111524 399910108 402487410 416414310 421427994 438590220 459248455 461434740 471936218 474728740 475139405 497068916 499887635 523233633 537114110 544541790 551098146 570167286 599865162 615568980 617147362 621336145 644536932 697644844 702379990 707904327 712093110 745603374 804974820 805671165 832828620 842855988 872056055 913093987 918496910 925721043 943872436 950278810 999775270 1046467266 1053569985 1074228220 1089083580 1102196292 1140334572 1179840545 1194045983 1199730324 1234294724 1235362453 1242672290 1377745365 1404759980 1415808654 1424186220 1425418215 1491206748 1499662905 1542868405 1611342330 1615473977 1744112110 1826187974 1836993820 1851442086 1864008435 1900557620 1999550540 2092934532 2107139970 2112542893 2359681090 2388091966 2470724906 2485344580 2616168165 2739281961 2755490730 2831617308 2850836430 2999325810 3085736810 3222684660 3230947954 3488224220 3539521635 3582137949 3652375948 3702884172 3706087359 3728016870 4011457853 4214279940 4225085786 4565469935 4628605215 4719362180 4776183932 4846421931 4941449812 5232336330 5478563922 5510981460 5701672860 5970229915 5998651620 6171473620 6176812265 6337628679 6461895908 7079043270 7164275898 7412174718 7456033740 8022915706 8077369885 8450171572 9130939870 9257210430 9692843862 10464672660 10562714465 10957127844 11940459830 12034373559 12353624530 12675257358 13696409805 14158086540 14328551796 14824349436 15522597779 16045831412 16154739770 17910689745 18261879740 18514420860 18530436795 19385687724 20057289265 21001161701 21125428930 23880919660 24068747118 24232109655 24707249060 25350514716 27392819610 27463057609 31045195558 31688143395 32309479540 35821379490 37060873590 40114578530 42002323402 42250857860 46567793337 48137494236 48464219310 54785639220 54926115218 60171867795 62090391116 63003485103 63376286790 71642758980 74121747180 77612988895 80229157060 82389172827 84004646804 93135586674 96928438620 105005808505 109852230436 120343735590 126006970206 126752573580 137315288045 155225977790 164778345654 186271173348 210011617010 232838966685 240687471180 252013940412 274630576090 310451955580 315017425515 329556691308 357019748917 411945864135 420023234020 465677933370 549261152180 630034851030 714039497834 823891728270 931355866740 1071059246751 1260069702060 1428078995668 1647783456540 1785098744585 2142118493502 3570197489170 4284236987004 5355296233755 7140394978340 10710592467510 21421184935020
• Sum of all divisors σ(n): 72822225692160
• Sum of proper divisors (its aliquot sum) s(n): 51401040757140
• 21421184935020 is an abundant number, because the sum of its proper divisors (51401040757140) is greater than itself. Its abundance is 29979855822120

Bases of 21421184935020

• Binary: 100110111101110000010000111100110010001101100₂
• Hexadecimal: 0x137B821E646C
• Base-36: 7LCR8FJHO

Squares and roots of 21421184935020

• 21421184935020 squared (21421184935020²) is 458867164020327801622400400
• 21421184935020 cubed (21421184935020³) is 9829478381087597281155838563050422008000
• The square root of 21421184935020 is 4628302.5976074641
• The cube root of 21421184935020 is 27772.4693960707

Scales and comparisons

• 21,421,184,935,020 seconds is equal to 681,127 years, 21 weeks, 6 days, 4 hours, 37 minutes.
• To count from 1 to 21,421,184,935,020 would take you about one million, seven hundred two thousand, eight hundred eighteen 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 21421184935020 cubic inches would be around 2314.4 feet tall.

Recreational maths with 21421184935020

• 21421184935020 backwards is 02053948112412
• The number of decimal digits it has is: 14
• The sum of 21421184935020's digits is 42
• More coming soon!