18215980986368

Names of 18215980986368

• Cardinal: 18215980986368 can be written as Eighteen trillion, two hundred fifteen billion, nine hundred eighty million, nine hundred eighty-six thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8215980986368 × 10¹³

Factors of 18215980986368

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 179

Divisors of 18215980986368

• Number of divisors d(n): 416
• Complete list of divisors:
  1 2 4 8 11 16 22 29 32 44 58 64 88 116 121 128 137 176 232 242 256 274 319 352 464 484 512 548 638 704 841 928 968 1024 1096 1276 1331 1408 1507 1682 1856 1936 2048 2192 2552 2662 2816 3014 3364 3509 3712 3872 3973 4096 4384 5104 5324 5632 6028 6728 7018 7424 7744 7946 8768 9251 10208 10648 11264 12056 13456 14036 14848 15488 15892 16577 17536 18502 20416 21296 22528 24112 24389 26912 28072 29696 30976 31784 33154 35072 37004 38599 40832 42592 43703 45056 48224 48778 53824 56144 59392 61952 63568 66308 70144 74008 77198 81664 85184 87406 96448 97556 101761 107648 112288 115217 118784 123904 127136 132616 140288 148016 154396 163328 170368 174812 182347 192896 195112 203522 215296 224576 230434 247808 254272 265232 268279 280576 296032 308792 326656 340736 349624 364694 385792 390224 407044 430592 449152 460868 480733 495616 508544 530464 536558 561152 592064 617584 653312 681472 699248 729388 771584 780448 814088 861184 898304 921736 961466 1017088 1060928 1073116 1119371 1184128 1235168 1267387 1306624 1362944 1398496 1458776 1543168 1560896 1628176 1722368 1796608 1843472 1922932 2034176 2121856 2146232 2238742 2368256 2470336 2534774 2725888 2796992 2917552 2951069 3086336 3121792 3256352 3341293 3444736 3593216 3686944 3845864 4068352 4243712 4292464 4477484 4736512 4940672 5069548 5288063 5451776 5593984 5835104 5902138 6172672 6243584 6512704 6682586 7186432 7373888 7691728 8136704 8487424 8584928 8954968 9473024 9881344 10139096 10576126 11187968 11670208 11804276 12487168 13025408 13365172 13941257 14372864 14747776 15383456 16273408 16974848 17169856 17909936 18946048 19762688 20278192 21152252 22375936 23340416 23608552 24974336 26050816 26730344 27882514 29495552 30766912 32461759 33949696 34339712 35819872 36754223 37892096 39525376 40556384 42304504 44751872 46680832 47217104 49948672 52101632 53460688 55765028 58991104 61533824 64923518 67899392 68679424 71639744 73508446 79050752 81112768 84609008 89503744 93361664 94434208 99897344 104203264 106921376 111530056 117982208 123067648 129847036 137358848 143279488 147016892 153353827 158101504 162225536 169218016 179007488 186723328 188868416 208406528 213842752 223060112 235964416 246135296 259694072 274717696 286558976 294033784 306707654 324451072 338436032 373446656 377736832 404296453 416813056 427685504 446120224 471928832 492270592 519388144 549435392 573117952 588067568 613415308 648902144 676872064 746893312 755473664 808592906 855371008 892240448 984541184 1038776288 1098870784 1146235904 1176135136 1226830616 1297804288 1353744128 1510947328 1617185812 1710742016 1784480896 1969082368 2077552576 2292471808 2352270272 2453661232 2595608576 2707488256 3021894656 3234371624 3421484032 3568961792 4155105152 4447260983 4584943616 4704540544 4907322464 5191217152 5414976512 6043789312 6468743248 6842968064 7137923584 8310210304 8894521966 9409081088 9814644928 10829953024 12087578624 12937486496 13685936128 14275847168 16620420608 17789043932 18818162176 19629289856 21659906048 25874972992 28551694336 33240841216 35578087864 37636324352 39258579712 51749945984 57103388672 66481682432 71156175728 75272648704 78517159424 103499891968 132963364864 142312351456 150545297408 157034318848 206999783936 284624702912 314068637696 413999567872 569249405824 628137275392 827999135744 1138498811648 1655998271488 2276997623296 4553995246592 9107990493184 18215980986368
• Sum of all divisors σ(n): 41801362269120
• Sum of proper divisors (its aliquot sum) s(n): 23585381282752
• 18215980986368 is an abundant number, because the sum of its proper divisors (23585381282752) is greater than itself. Its abundance is 5369400296384

Bases of 18215980986368

• Binary: 100001001000100111101000100110111000000000000₂
• Hexadecimal: 0x10913D137000
• Base-36: 6GGB0R8JK

Squares and roots of 18215980986368

• 18215980986368 squared (18215980986368²) is 331821963295720494201831424
• 18215980986368 cubed (18215980986368³) is 6044462574254144900043909607827578028032
• The square root of 18215980986368 is 4268018.3910531595
• The cube root of 18215980986368 is 26311.8178978683

Scales and comparisons

• 18,215,980,986,368 seconds is equal to 579,211 years, 44 weeks, 1 day, 6 hours, 26 minutes, 8 seconds.
• To count from 1 to 18,215,980,986,368 would take you about one million, four hundred forty-eight thousand and twenty-nine 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 18215980986368 cubic inches would be around 2192.7 feet tall.

Recreational maths with 18215980986368

• 18215980986368 backwards is 86368908951281
• The number of decimal digits it has is: 14
• The sum of 18215980986368's digits is 74
• More coming soon!