18720358836816

Names of 18720358836816

• Cardinal: 18720358836816 can be written as Eighteen trillion, seven hundred twenty billion, three hundred fifty-eight million, eight hundred thirty-six thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 1.8720358836816 × 10¹³

Factors of 18720358836816

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 363

Divisors of 18720358836816

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 39 42 48 52 56 67 78 84 91 104 112 134 156 168 169 182 201 208 268 271 273 312 336 338 364 402 469 507 536 542 546 624 676 728 804 813 871 938 1014 1072 1084 1092 1183 1352 1407 1456 1608 1626 1742 1876 1897 2028 2168 2184 2366 2613 2704 2814 3216 3252 3484 3523 3549 3752 3794 4056 4336 4368 4489 4732 5226 5628 5691 6097 6504 6968 7046 7098 7504 7588 8112 8978 9464 10452 10569 11256 11323 11382 12194 13008 13467 13936 14092 14196 15176 17956 18157 18291 18928 20904 21138 22512 22646 22764 24388 24661 26934 28184 28392 30352 31423 33969 35912 36314 36582 41808 42276 45292 45528 45799 48776 49322 53868 54471 56368 56784 58357 62846 67938 71824 72628 73164 73441 73983 79261 84552 90584 91056 91598 94269 97552 98644 107736 108942 116714 125692 127099 135876 137397 145256 146328 146882 147966 158522 169104 175071 181168 183196 188538 197288 215472 217884 220323 233428 236041 237783 251384 254198 271752 274794 290512 292656 293764 295932 317044 320593 350142 366392 377076 381297 394576 408499 435768 440646 466856 472082 475566 502768 508396 514087 543504 549588 587528 591864 634088 641186 700284 708123 732784 754152 758641 762594 816998 871536 881292 933712 944164 951132 954733 961779 1016792 1028174 1099176 1175056 1183728 1216519 1225497 1268176 1282372 1400568 1416246 1508304 1517282 1525188 1542261 1633996 1652287 1762584 1888328 1902264 1909466 1923558 2033584 2056348 2198352 2275923 2433038 2450994 2564744 2801136 2832492 2864199 3034564 3050376 3068533 3084522 3267992 3304574 3525168 3649557 3776656 3804528 3818932 3847116 4112696 4551846 4866076 4901988 4920547 4956861 5129488 5310487 5664984 5728398 6069128 6100752 6137066 6169044 6535984 6609148 6683131 7299114 7637864 7694232 8225392 8515633 9103692 9205599 9732152 9803976 9841094 9913722 10620974 11329968 11456796 12138256 12274132 12338088 12411529 13218296 13366262 14598228 14761641 15275728 15388464 15814747 15931461 17031266 18207384 18411198 19464304 19607952 19682188 19827444 20049393 21241948 21479731 22913592 24548264 24676176 24823058 25546899 26436592 26732524 29196456 29523282 31629494 31862922 34062532 34443829 36414768 36822396 37234587 39364376 39654888 40098786 42483896 42959462 45827184 47444241 49096528 49646116 51093798 53465048 58392912 59046564 63258988 63725844 63967111 64439193 68125064 68887658 73644792 74469174 78728752 79309776 80197572 84967792 85918924 86880703 94888482 99292232 102187596 103331487 106930096 110703229 118093128 126517976 127451688 127934222 128878386 136250128 137775316 147289584 148938348 160395144 171837848 173761406 189776964 191901333 198584464 204375192 205591711 206662974 221406458 236186256 253035952 254903376 255868444 257756772 260642109 275550632 297876696 320790288 329676649 332109687 343675696 347522812 379553928 383802666 408750384 411183422 413325948 442812916 447769777 511736888 515513544 521284218 551101264 595753392 616775133 659353298 664219374 695045624 759107856 767605332 822366844 826651896 831572443 885625832 895539554 989029947 1023473776 1031027088 1042568436 1233550266 1318706596 1328438748 1343309331 1390091248 1439141977 1535210664 1644733688 1653303792 1663144886 1771251664 1791079108 1978059894 2085136872 2307736543 2467100532 2494717329 2637413192 2656877496 2686618662 2878283954 3070421328 3289467376 3326289772 3582158216 3956119788 4170273744 4285796437 4317425931 4615473086 4934201064 4989434658 5274826384 5313754992 5373237324 5756567908 5821007101 6652579544 6923209629 7164316432 7912239576 8571592874 8634851862 9230946172 9868402128 9978869316 10746474648 11513135816 11642014202 12857389311 13305159088 13846419258 15824479152 17143185748 17269703724 17463021303 18461892344 19957738632 21492949296 23026271632 23284028404 25714778622 27692838516 30000575059 34286371496 34539407448 34926042606 36923784688 39915477264 46568056808 51429557244 55385677032 55715353681 60001150118 68572742992 69078814896 69852085212 90001725177 93136113616 102859114488 110771354064 111430707362 120002300236 139704170424 167146061043 180003450354 205718228976 222861414724 240004600472 279408340848 334292122086 360006900708 390007475767 445722829448 480009200944 668584244172 720013801416 780014951534 891445658896 1170022427301 1337168488344 1440027602832 1560029903068 2340044854602 2674336976688 3120059806136 4680089709204 6240119612272 9360179418408 18720358836816
• Sum of all divisors σ(n): 60979783356576
• Sum of proper divisors (its aliquot sum) s(n): 42259424519760
• 18720358836816 is an abundant number, because the sum of its proper divisors (42259424519760) is greater than itself. Its abundance is 23539065682944

Bases of 18720358836816

• Binary: 100010000011010101100010101101010101001010000₂
• Hexadecimal: 0x1106AC56AA50
• Base-36: 6MW0IB0PC

Squares and roots of 18720358836816

• 18720358836816 squared (18720358836816²) is 350451834979154900517017856
• 18720358836816 cubed (18720358836816³) is 6560584105830405015049446587761262186496
• The square root of 18720358836816 is 4326702.9984522857
• The cube root of 18720358836816 is 26552.4575411749

Scales and comparisons

• 18,720,358,836,816 seconds is equal to 595,249 years, 26 weeks, 1 day, 20 hours, 53 minutes, 36 seconds.
• To count from 1 to 18,720,358,836,816 would take you about one million, four hundred eighty-eight thousand, one hundred twenty-three 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 18720358836816 cubic inches would be around 2212.7 feet tall.

Recreational maths with 18720358836816

• 18720358836816 backwards is 61863885302781
• The number of decimal digits it has is: 14
• The sum of 18720358836816's digits is 66
• More coming soon!