18211238839976

Names of 18211238839976

• Cardinal: 18211238839976 can be written as Eighteen trillion, two hundred eleven billion, two hundred thirty-eight million, eight hundred thirty-nine thousand, nine hundred seventy-six.

Scientific notation

• Scientific notation: 1.8211238839976 × 10¹³

Factors of 18211238839976

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3184

Divisors of 18211238839976

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 4 7 8 13 14 17 26 28 34 47 52 56 61 68 91 94 104 119 122 136 169 182 188 221 238 244 329 338 364 376 427 442 476 488 611 658 676 728 793 799 854 884 952 1037 1183 1222 1316 1352 1547 1586 1598 1708 1768 2074 2197 2366 2444 2632 2867 2873 3037 3094 3172 3196 3416 4148 4277 4394 4732 4888 5551 5593 5734 5746 6074 6188 6344 6392 7259 7943 8296 8554 8788 9464 10309 10387 11102 11186 11468 11492 12148 12376 13481 14518 15379 15886 17108 17576 20069 20111 20618 20774 21259 22204 22372 22936 22984 24296 26962 29036 30758 31772 34216 37271 37349 39481 40138 40222 41236 41548 42518 44408 44744 48739 51629 53924 55601 58072 61516 63544 72163 72709 74542 74698 78962 80276 80444 82472 83096 85036 94367 97478 103258 103259 107848 111202 123032 134017 135031 142739 144326 145418 149084 149396 157924 160552 160888 170072 175253 185257 188734 194956 206516 206518 222404 260897 261443 268034 270062 276367 285478 288652 290836 298168 298792 315848 341173 350506 361403 370514 377468 389912 413032 413036 444808 484523 513253 521794 522886 536068 540124 552734 570956 577304 581672 633607 671177 682346 701012 722806 722813 741028 754936 826072 938119 945217 969046 999173 1026506 1043588 1045772 1072136 1080248 1105468 1141912 1226771 1267214 1296799 1342354 1364692 1402024 1445612 1445626 1482056 1755403 1855607 1876238 1890434 1938092 1998346 2053012 2087176 2091544 2210936 2278289 2408341 2426563 2453542 2534428 2593598 2684708 2729384 2891224 2891252 3149369 3391661 3510806 3592771 3711214 3752476 3780868 3876184 3996692 4106024 4435249 4556578 4698239 4816682 4853126 4907084 5068856 5187196 5369416 5782504 6298738 6298799 6672289 6783322 7021612 7185542 7422428 7504952 7561736 7993384 8236891 8707079 8725301 8870498 9113156 9396478 9633364 9706252 9814168 10374392 12287821 12597476 12597598 12989249 13344578 13566644 14043224 14371084 14844856 15948023 16473782 16858387 16985941 17414158 17450602 17740996 18226312 18792956 19266728 19412504 22045583 24122891 24575642 25194952 25195196 25978498 26689156 27133288 28742168 31308433 31545319 31896046 32947564 33716774 33971882 34828316 34901204 35481992 37585912 40941797 44091166 44091593 46706023 48245782 49151284 50390392 51956996 53378312 57658237 60949553 61077107 62616866 63090638 63792092 65895128 67433548 67943764 69656632 69802408 81883594 88182332 88183186 93412046 96491564 98302568 103913992 107079583 113192027 113428913 115316474 121899106 122154214 125233732 126181276 127584184 134867096 135887528 148020343 163767188 168860237 176364664 176366372 186824092 192983128 214159166 219159031 220817233 226384054 226857826 230632948 243798212 244308428 250467464 252362552 286592579 296040686 313597583 327534376 337720474 352732744 373648184 407009629 410089147 428318332 438318062 441634466 452768108 453715652 461265896 487596424 488616856 532243361 573185158 592081372 627195166 675440948 749557081 792344189 794002391 814019258 820178294 856636664 876636124 883268932 905536216 907431304 1036142401 1064486722 1146370316 1184162744 1254390332 1350881896 1471496351 1499114162 1584688378 1588004782 1628038516 1640356588 1753272248 1766537864 1924264459 2072284802 2128973444 2195183081 2292740632 2508780664 2849067403 2870624029 2942992702 2998228324 3169376756 3176009564 3256077032 3280713176 3725703527 3848528918 4144569604 4257946888 4390366162 5331158911 5698134806 5741248058 5885985404 5996456648 6338753512 6352019128 6919163693 7451407054 7697057836 8289139208 8780732324 10300474457 10662317822 11396269612 11482496116 11771970808 13469851213 13838327386 14902814108 15394115672 17561464648 19129452563 20600948914 21324635644 22792539224 22964992232 25015437967 26939702426 27676654772 29805628216 37318112377 38258905126 41201897828 42649271288 48434145851 50030875934 53879404852 55353309544 74636224754 76517810252 82403795656 96868291702 100061751868 107758809704 133906167941 149272449508 153035620504 175108065769 193736583404 200123503736 267812335882 298544899016 325200693571 350216131538 387473166808 535624671764 650401387142 700432263076 1071249343528 1300802774284 1400864526152 2276404854997 2601605548568 4552809709994 9105619419988 18211238839976
• Sum of all divisors σ(n): 46478425190400
• Sum of proper divisors (its aliquot sum) s(n): 28267186350424
• 18211238839976 is an abundant number, because the sum of its proper divisors (28267186350424) is greater than itself. Its abundance is 10055947510448

Bases of 18211238839976

• Binary: 100001001000000100010011011000000011010101000₂
• Hexadecimal: 0x1090226C06A8
• Base-36: 6GE4LEKYW

Squares and roots of 18211238839976

• 18211238839976 squared (18211238839976²) is 331649220086650406135680576
• 18211238839976 cubed (18211238839976³) is 6039743158089756460437800805737515506176
• The square root of 18211238839976 is 4267462.8106142885
• The cube root of 18211238839976 is 26309.5344574571

Scales and comparisons

• 18,211,238,839,976 seconds is equal to 579,061 years, 3 weeks, 2 days, 7 hours, 32 minutes, 56 seconds.
• To count from 1 to 18,211,238,839,976 would take you about one million, four hundred forty-seven thousand, six hundred fifty-two 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 18211238839976 cubic inches would be around 2192.5 feet tall.

Recreational maths with 18211238839976

• 18211238839976 backwards is 67993883211281
• 18211238839976 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18211238839976's digits is 68
• More coming soon!