21355482543408

Names of 21355482543408

• Cardinal: 21355482543408 can be written as Twenty-one trillion, three hundred fifty-five billion, four hundred eighty-two million, five hundred forty-three thousand, four hundred eight.

Scientific notation

• Scientific notation: 2.1355482543408 × 10¹³

Factors of 21355482543408

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 8317

Divisors of 21355482543408

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 36 39 41 48 52 54 67 72 78 82 104 108 117 123 134 144 156 164 169 201 208 216 234 246 268 312 328 338 351 369 402 432 468 492 507 533 536 603 624 656 676 702 738 804 871 936 984 1014 1066 1072 1107 1206 1352 1404 1476 1521 1599 1608 1742 1809 1872 1968 2028 2132 2197 2214 2412 2613 2704 2747 2808 2952 3042 3198 3216 3484 3618 4056 4264 4394 4428 4563 4797 4824 5226 5494 5616 5904 6084 6396 6591 6929 6968 7236 7839 8112 8191 8241 8528 8788 8856 9126 9594 9648 10452 10988 11323 12168 12792 13182 13858 13936 14391 14472 15678 16382 16482 17576 17712 18252 19188 19773 20787 20904 21976 22646 23517 24336 24573 24723 25584 26364 27716 28782 28944 31356 32764 32964 33969 35152 35711 36504 38376 39546 41574 41808 43952 45292 47034 49146 49446 52728 55432 57564 59319 62361 62712 65528 65928 67938 71422 73008 73719 74169 76752 79092 83148 90077 90584 94068 98292 98892 101907 105456 106483 107133 110864 115128 118638 124722 125424 131056 131856 135876 142844 147199 147438 148338 158184 166296 180154 181168 187083 188136 196584 197784 203814 212966 214266 221157 230256 237276 249444 270231 271752 285688 294398 294876 296676 305721 316368 319449 321399 332592 335831 360308 374166 376272 393168 395568 407628 425932 428532 441597 442314 464243 474552 498888 540462 543504 548797 571376 588796 589752 593352 611442 638898 642798 671662 720616 748332 810693 815256 851864 857064 883194 884628 928486 949104 958347 964197 997776 1007493 1080924 1097594 1177592 1179504 1186704 1222884 1277796 1285596 1324791 1343324 1384279 1392729 1441232 1496664 1621386 1630512 1646391 1703728 1714128 1766388 1769256 1856972 1916694 1928394 2014986 2161848 2195188 2355184 2432079 2445768 2555592 2571192 2649582 2686648 2768558 2785458 2875041 2993328 3022479 3242772 3292782 3532776 3538512 3713944 3833388 3856788 3974373 4029972 4152837 4178187 4323696 4365803 4390376 4864158 4891536 4939173 5111184 5142384 5299164 5373296 5537116 5570916 5750082 6035159 6044958 6485544 6585564 7065552 7134361 7427888 7666776 7713576 7948746 8059944 8305674 8356374 8731606 8780752 9067437 9728316 9878346 10598328 11074232 11141832 11500164 12070318 12089916 12458511 12534561 12971088 13097409 13171128 14268722 14817519 15333552 15427152 15897492 16119888 16611348 16712748 17463212 17995627 18105477 18134874 19456632 19756692 21196656 21403083 22148464 22283664 22500677 23000328 24140636 24179832 24917022 25069122 26194818 26342256 28537444 29635038 31794984 33222696 33425496 34926424 35991254 36210954 36269748 37375533 38913264 39292227 39513384 42806166 45001354 46000656 48281272 48359664 49834044 50138244 52389636 53986881 54316431 56755439 57074888 59270076 63589968 64209249 66445392 66850992 67502031 69852848 71982508 72421908 72539496 74751066 78584454 79026768 85612332 90002708 92746693 96562544 99668088 100276488 104779272 107973762 108632862 113510878 114149776 117876681 118540152 128418498 135004062 143965016 144843816 145078992 149502132 157168908 161960643 162949293 170266317 171224664 180005416 185493386 192627747 199336176 200552976 202506093 209558544 215947524 217265724 227021756 235753362 237080304 256836996 270008124 278240079 287930032 289687632 292508801 299004264 314337816 323921286 325898586 340532634 342449328 360010832 370986772 385255494 405012186 431895048 434531448 454043512 471506724 485881929 510798951 513673992 540016248 556480158 585017602 598008528 607518279 628675632 647842572 651797172 681065268 737820707 741973544 770510988 810024372 834720237 863790096 869062896 877526403 908087024 943013448 971763858 1021597902 1027347984 1080032496 1112960316 1170035204 1205707009 1215036558 1295685144 1303594344 1362130536 1475641414 1483947088 1532396853 1541021976 1620048744 1669440474 1755052806 1886026896 1943527716 2043195804 2213462121 2225920632 2340070408 2411414018 2430073116 2504160711 2591370288 2607188688 2632579209 2724261072 2951282828 3064793706 3082043952 3240097488 3338880948 3510105612 3617121027 3802614413 3887055432 4086391608 4426924242 4451841264 4680140816 4822828036 4860146232 5008321422 5265158418 5902565656 6129587412 6640386363 6677761896 7020211224 7234242054 7605228826 7774110864 7897737627 8172783216 8853848484 9645656072 9720292464 10016642844 10530316836 10851363081 11407843239 11805131312 12259174824 13280772726 13355523792 14040422448 14468484108 15210457652 15795475254 17707696968 19291312144 19921159089 20033285688 21060633672 21702726162 22815686478 24518349648 26561545452 28936968216 30420915304 31590950508 32554089243 34223529717 35415393936 39842318178 40066571376 42121267344 43405452324 45631372956 49433987369 53123090904 57873936432 60841830608 63181901016 65108178486 68447059434 79684636356 86810904648 91262745912 98867974738 102670589151 106246181808 126363802032 130216356972 136894118868 148301962107 159369272712 173621809296 182525491824 197735949476 205341178302 260432713944 273788237736 296603924214 318738545424 395471898952 410682356604 444905886321 520865427888 547576475472 593207848428 790943797904 821364713208 889811772642 1186415696856 1334717658963 1642729426416 1779623545284 2372831393712 2669435317926 3559247090568 5338870635852 7118494181136 10677741271704 21355482543408
• Sum of all divisors σ(n): 69047314022400
• Sum of proper divisors (its aliquot sum) s(n): 47691831478992
• 21355482543408 is an abundant number, because the sum of its proper divisors (47691831478992) is greater than itself. Its abundance is 26336348935584

Bases of 21355482543408

• Binary: 100110110110000110101111100110111010100110000₂
• Hexadecimal: 0x136C35F37530
• Base-36: 7KIKMX9O0

Squares and roots of 21355482543408

• 21355482543408 squared (21355482543408²) is 456056634661803820604254464
• 21355482543408 cubed (21355482543408³) is 9739309500325551306746875876288357773312
• The square root of 21355482543408 is 4621199.2538093399
• The cube root of 21355482543408 is 27744.0460319471

Scales and comparisons

• 21,355,482,543,408 seconds is equal to 679,038 years, 14 weeks, 6 days, 20 hours, 16 minutes, 48 seconds.
• To count from 1 to 21,355,482,543,408 would take you about one million, six hundred ninety-seven thousand, five hundred ninety-five 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 21355482543408 cubic inches would be around 2312 feet tall.

Recreational maths with 21355482543408

• 21355482543408 backwards is 80434528455312
• 21355482543408 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21355482543408's digits is 54
• More coming soon!