21215223139374

Names of 21215223139374

• Cardinal: 21215223139374 can be written as Twenty-one trillion, two hundred fifteen billion, two hundred twenty-three million, one hundred thirty-nine thousand, three hundred seventy-four.

Scientific notation

• Scientific notation: 2.1215223139374 × 10¹³

Factors of 21215223139374

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 107

Divisors of 21215223139374

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 6 9 11 18 19 22 27 31 33 38 41 54 57 62 66 81 82 93 99 114 123 162 171 186 198 209 243 246 279 297 341 342 361 369 418 451 486 513 558 589 594 627 682 722 729 738 779 837 891 902 961 1023 1026 1083 1107 1178 1254 1271 1353 1458 1539 1558 1674 1767 1782 1881 1922 2046 2166 2187 2214 2337 2511 2542 2673 2706 2883 3069 3078 3249 3321 3534 3762 3813 3971 4059 4374 4617 4674 5022 5301 5346 5643 5766 6138 6479 6498 6642 7011 7533 7626 7942 8019 8118 8569 8649 9207 9234 9747 9963 10571 10602 11191 11286 11439 11913 12177 12958 13851 13981 14022 14801 15066 15903 16038 16929 17138 17298 18259 18414 19437 19494 19926 21033 21142 22382 22599 22878 23826 24057 24149 24354 25707 25947 27621 27702 27962 29241 29602 29791 29889 31713 31806 33573 33858 34317 35739 36518 36531 38874 39401 41553 41943 42066 44403 45198 47709 48114 48298 50787 51414 51894 54777 55242 58311 58482 59582 59778 63099 63426 67146 67797 68634 71478 72447 73062 77121 77841 78802 82863 83106 83886 87723 88806 89373 89667 95139 95418 100719 101574 102951 107217 109554 109593 116622 118203 123101 125829 126198 133209 135594 143127 144894 152361 154242 155682 162811 164331 165726 174933 175446 178746 179334 189297 190278 200849 201438 205902 214434 217341 219186 231363 233523 236406 246202 248589 251658 263169 265639 266418 268119 285417 286254 302157 304722 308853 321651 325622 327701 328662 328779 346921 349866 354609 369303 377487 378594 399627 401698 429381 433411 434682 457083 458831 462726 467046 488433 492993 497178 524799 526338 531278 536238 566029 567891 570834 602547 604314 617706 643302 652023 655402 657558 693842 694089 700569 709218 738606 745767 748619 754974 789507 796917 799254 804357 856251 858762 866822 906471 914166 917662 926559 964953 976866 983103 985986 986337 1040763 1049598 1063827 1107909 1132058 1132461 1135782 1198881 1205094 1221431 1288143 1300233 1304046 1376493 1388178 1401138 1465299 1478979 1491534 1497238 1574397 1579014 1593834 1608714 1698087 1703673 1712502 1807641 1812942 1853118 1929906 1956069 1966206 1972674 2081526 2082267 2101707 2127654 2215818 2245857 2264922 2390751 2397762 2413071 2442862 2568753 2576286 2600466 2719413 2752986 2779677 2894859 2930598 2949309 2957958 3122289 3148794 3191481 3323727 3396174 3397383 3407346 3596643 3615282 3664293 3816131 3900699 3912138 4129479 4164534 4203414 4395897 4436937 4491714 4723191 4781502 4826142 5047141 5094261 5137506 5422923 5438826 5559354 5789718 5868207 5898618 6226319 6244578 6246801 6382962 6647454 6737571 6794766 7172253 7193286 7239213 7328586 7632262 7706259 7801398 8158239 8234809 8258958 8684577 8791794 8847927 8873874 9366867 9446382 9574443 9971181 10094282 10188522 10192149 10754551 10789929 10845846 10992879 11448393 11702097 11736414 12388437 12452638 12493602 13187691 13310811 13435741 13475142 14169573 14223761 14344506 14478426 15141423 15282783 15412518 16268769 16316478 16469618 17369154 17604621 17695854 18678957 18733734 18740403 19148886 19942362 20212713 20384298 21509102 21516759 21579858 21717639 21985758 22896786 23118777 23207189 23404194 24474717 24704427 24776874 26375382 26543781 26621622 26871482 28100601 28339146 28447522 28723329 29913543 30282846 30565566 30576447 32263653 32369787 32537538 32978637 34345179 35106291 35209242 37165311 37357914 37480806 39563073 39932433 40307223 40425426 42671283 43033518 43435278 45424269 45848349 46237554 46414378 48806307 48949434 49408854 52813863 53087562 56036871 56201202 57446658 59827086 60638139 61152894 64527306 64550277 64739574 65152917 65957274 68690358 69621567 70212582 74113281 74330622 79126146 79631343 79864866 80614446 84301803 85342566 86169987 89740629 90848538 91696698 96790959 97612614 98935911 103035537 105318873 105627726 111495933 112073742 118300061 118689219 120921669 121276278 128013849 129100554 130305834 136272807 137545047 139243134 146418921 148226562 156461371 159262686 168110613 168603606 172339974 179481258 181914417 193581918 193650831 197871822 206071074 208864701 210637746 222339843 222991866 236600122 237378438 238894029 241843338 252905409 255279079 256027698 269221887 272545614 275090094 290372877 292837842 296807733 309106611 312922742 315956619 334487799 336221226 354900183 356067657 362765007 363828834 384041547 387301662 408818421 412635141 417729402 439256763 440936591 444679686 469384113 477788058 504331839 505810818 510558158 538443774 545743251 580745754 580952493 593615466 618213222 626594103 631913238 667019529 668975598 709800366 712135314 716682087 725530014 758716227 765837237 768083094 817636842 825270282 871118631 878513526 881873182 890423199 927319833 938768226 947869857 1003463397 1008663678 1064700549 1088295021 1091486502 1152124641 1161904986 1226455263 1237905423 1253188206 1322809773 1334039058 1408152339 1433364174 1512995517 1517432454 1531674474 1637229753 1742237262 1780846398 1854639666 1879782309 1895739714 2001058587 2006926794 2129401098 2176590042 2297511711 2304249282 2452910526 2475810846 2613355893 2645619546 2671269597 2781959499 2816304678 3025991034 3194101647 3264885063 3274459506 3456373923 3679365789 3759564618 3968429319 4002117174 4224457017 4538986551 4595023422 4850302501 5226711786 5342539194 5563918998 5639346927 6003175761 6388203294 6529770126 6892535133 6912747846 7358731578 7840067679 7936858638 8345878497 8448914034 9077973102 9582304941 9700605002 9794655189 10369121769 11038097367 11278693854 11905287957 12006351522 12673371051 13616959653 13785070266 14550907503 15680135358 16691756994 16918040781 18009527283 19164609882 19589310378 20677605399 20738243538 22076194734 23520203037 23810575914 25346742102 27233919306 28746914823 29101815006 29383965567 31107365307 33836081562 35715863871 36019054566 38020113153 41355210798 43652722509 47040406074 50754122343 57493829646 58767931134 62032816197 62214730614 71431727742 76040226306 86240744469 87305445018 101508244686 107147591613 114060339459 124065632394 130958167527 172481488938 186098448591 214295183226 228120678918 258722233407 261916335054 321442774839 342181018377 372196897182 392874502581 517444466814 558295345773 642885549678 684362036754 785749005162 964328324517 1116590691546 1178623507743 1928656649034 2357247015486 3535870523229 7071741046458 10607611569687 21215223139374
• Sum of all divisors σ(n): 58166865469440
• Sum of proper divisors (its aliquot sum) s(n): 36951642330066
• 21215223139374 is an abundant number, because the sum of its proper divisors (36951642330066) is greater than itself. Its abundance is 15736419190692

Bases of 21215223139374

• Binary: 100110100101110001101110101101100110000101110₂
• Hexadecimal: 0x134B8DD6CC2E
• Base-36: 7IQ503GVI

Squares and roots of 21215223139374

• 21215223139374 squared (21215223139374²) is 450085692853430000229111876
• 21215223139374 cubed (21215223139374³) is 9548668405725267125504612393220586605624
• The square root of 21215223139374 is 4605998.6039266229
• The cube root of 21215223139374 is 27683.1730787429

Scales and comparisons

• 21,215,223,139,374 seconds is equal to 674,578 years, 24 weeks, 4 days, 2 hours, 42 minutes, 54 seconds.
• To count from 1 to 21,215,223,139,374 would take you about one million, six hundred eighty-six thousand, four hundred forty-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 21215223139374 cubic inches would be around 2306.9 feet tall.

Recreational maths with 21215223139374

• 21215223139374 backwards is 47393132251212
• The number of decimal digits it has is: 14
• The sum of 21215223139374's digits is 45
• More coming soon!