18666689449122

Names of 18666689449122

• Cardinal: 18666689449122 can be written as Eighteen trillion, six hundred sixty-six billion, six hundred eighty-nine million, four hundred forty-nine thousand, one hundred twenty-two.

Scientific notation

• Scientific notation: 1.8666689449122 × 10¹³

Factors of 18666689449122

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 245

Divisors of 18666689449122

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 6 9 11 13 18 22 26 27 33 39 54 66 78 81 89 99 117 127 143 162 178 198 234 243 254 267 286 297 351 381 429 486 534 594 702 729 762 801 858 891 979 1053 1143 1157 1287 1397 1458 1602 1651 1782 1958 2106 2286 2314 2403 2574 2673 2794 2937 3159 3302 3429 3471 3861 4191 4806 4953 5346 5874 6318 6858 6942 7209 7722 7921 8019 8382 8811 9477 9906 10287 10413 11303 11583 12573 12727 14418 14859 15842 16038 17622 18161 18954 20574 20826 21627 22606 23166 23763 25146 25454 26433 29718 30861 31239 33909 34749 36322 37719 38181 43254 44577 47526 52866 54483 61722 62478 64881 67818 69498 71289 75438 76362 79299 87131 89154 92583 93717 101727 102973 104247 108966 113157 114543 124333 129762 133731 142578 146939 158598 163449 174262 185166 187434 203454 205946 208494 213867 226314 229086 237897 248666 261393 267462 281151 293878 305181 308919 326898 339471 343629 372999 401193 427734 440817 475794 490347 522786 562302 610362 617838 641601 678942 687258 704969 713691 745998 784179 802386 843453 881634 915543 926757 980694 1005967 1018413 1030887 1118997 1132703 1203579 1283202 1322451 1409938 1427382 1471041 1568358 1616329 1686906 1831086 1853514 1924803 2011934 2036826 2061774 2114907 2237994 2265406 2352537 2407158 2644902 2746629 2780271 2942082 3017901 3092661 3232658 3356991 3398109 3849606 3967353 4229814 4413123 4705074 4848987 5493258 5560542 5774409 6035802 6185322 6344721 6713982 6796218 7057611 7754659 7934706 8239887 8340813 8826246 9053703 9164597 9277983 9697974 10070973 10194327 11065637 11548818 11902059 12689442 13077571 13239369 14115222 14546961 15509318 16479774 16681626 18107406 18329194 18555966 19034163 20141946 20388654 21172833 22131274 23263977 23804118 25022439 26155142 26478738 27161109 27493791 29093922 30212919 30582981 33196911 35706177 38068326 39232713 42345666 43640883 46527954 50044878 54322218 54987582 57102489 60425838 61165962 63518499 66393822 69791931 71412354 75067317 78465426 81483327 82481373 87281766 89531063 90638757 91748943 99590733 100810567 107118531 114204978 117698139 127036998 130922649 139583862 143853281 150134634 162966654 164962746 171307467 179062126 181277514 183497886 199181466 201621134 209375793 214237062 235396278 244449981 247444119 261845298 268593189 275246829 287706562 298772199 302431701 342614934 353094417 392767947 418751586 431559843 488899962 494888238 513922401 537186378 550493658 597544398 604863402 628127379 706188834 733349943 742332357 785535894 805779567 825740487 863119686 896316597 907295103 984841693 1027844802 1059283251 1163903819 1178303841 1256254758 1294679529 1466699886 1484664714 1611559134 1651480974 1792633194 1814590206 1884382137 1969683386 2118566502 2226997071 2327807638 2356607682 2417338701 2589359058 2688949791 2721885309 2954525079 3177849753 3491711457 3768764274 3884038587 4453994142 4834677402 5377899582 5443770618 5653146411 5909050158 6355699506 6680991213 6983422914 7252016103 7768077174 8066849373 8165655927 8863575237 9533549259 10475134371 11306292822 11652115761 12802942009 13361982426 14504032206 16133698746 16331311854 17727150474 19067098518 20950268742 21756048309 23304231522 24496967781 25605884018 26590725711 31425403113 34956347283 38408826027 43512096618 48993935562 53181451422 62850806226 65268144927 69912694566 73490903343 76817652054 79772177133 94276209339 104869041849 115226478081 130536289854 146981806686 159544354266 188552418678 209738083698 230452956162 239316531399 282828628017 345679434243 478633062798 565657256034 691358868486 717949594197 848485884051 1037038302729 1435899188394 1696971768102 2074076605458 3111114908187 6222229816374 9333344724561 18666689449122
• Sum of all divisors σ(n): 50273371975680
• Sum of proper divisors (its aliquot sum) s(n): 31606682526558
• 18666689449122 is an abundant number, because the sum of its proper divisors (31606682526558) is greater than itself. Its abundance is 12939993077436

Bases of 18666689449122

• Binary: 100001111101000101101011001001100110010100010₂
• Hexadecimal: 0x10FA2D64CCA2
• Base-36: 6M7CWXS4I

Squares and roots of 18666689449122

• 18666689449122 squared (18666689449122²) is 348445294989962595826570884
• 18666689449122 cubed (18666689449122³) is 6504320111585337674409277590904244563848
• The square root of 18666689449122 is 4320496.4354946527
• The cube root of 18666689449122 is 26527.0588446255

Scales and comparisons

• 18,666,689,449,122 seconds is equal to 593,542 years, 51 weeks, 1 day, 9 hours, 38 minutes, 42 seconds.
• To count from 1 to 18,666,689,449,122 would take you about one million, four hundred eighty-three thousand, eight hundred fifty-seven 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 18666689449122 cubic inches would be around 2210.6 feet tall.

Recreational maths with 18666689449122

• 18666689449122 backwards is 22194498666681
• The number of decimal digits it has is: 14
• The sum of 18666689449122's digits is 72
• More coming soon!