18031591773732864

Names of 18031591773732864

• Cardinal: 18031591773732864 can be written as Eighteen quadrillion, thirty-one trillion, five hundred ninety-one billion, seven hundred seventy-three million, seven hundred thirty-two thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 1.8031591773732864 × 10¹⁶

Factors of 18031591773732864

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 2153

Divisors of 18031591773732864

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 479 512 768 958 1024 1437 1536 1669 1916 2048 2874 3072 3338 3832 4096 5007 5748 6144 6676 7664 8192 10014 11496 12288 13352 15328 16384 20028 22992 24576 26704 30656 32768 40056 45984 49152 53408 61312 80112 91968 98304 106816 122624 160224 183936 213632 229441 245248 320448 367872 427264 458882 490496 640896 688323 735744 799451 854528 917764 980992 1281792 1376646 1471488 1598902 1709056 1835528 1961984 2398353 2563584 2753292 2942976 3197804 3418112 3671056 3923968 4796706 5127168 5506584 5885952 6395608 6836224 7342112 7847936 9593412 10254336 11013168 11771904 12791216 13672448 14684224 15695872 19186824 20508672 22026336 23543808 25582432 27344896 29368448 38373648 41017344 44052672 47087616 51164864 54689792 58736896 76747296 82034688 88105344 102329728 109902239 117473792 153494592 164069376 176210688 204659456 219804478 234947584 306989184 329706717 352421376 382937029 409318912 439608956 469895168 613978368 659413434 704842752 765874058 818637824 879217912 939790336 1148811087 1227956736 1318826868 1409685504 1531748116 1637275648 1758435824 1879580672 2297622174 2455913472 2637653736 2819371008 3063496232 3274551296 3516871648 3759161344 4595244348 4911826944 5275307472 5638742016 6126992464 6549102592 7033743296 7518322688 9190488696 9823653888 10550614944 11277484032 12253984928 13098205184 14067486592 18380977392 19647307776 21101229888 22554968064 24507969856 26196410368 28134973184 36761954784 39294615552 42202459776 49015939712 56269946368 73523909568 78589231104 84404919552 98031879424 112539892736 147047819136 168809839104 183426836891 196063758848 225079785472 294095638272 337619678208 366853673782 392127517696 450159570944 550280510673 588191276544 675239356416 733707347564 784255035392 900319141888 1100561021346 1176382553088 1350478712832 1467414695128 1568510070784 1800638283776 2201122042692 2352765106176 2700957425664 2934829390256 3137020141568 3601276567552 4402244085384 4705530212352 5401914851328 5869658780512 6274040283136 8804488170768 9411060424704 10803829702656 11739317561024 12548080566272 17608976341536 18822120849408 23478635122048 35217952683072 37644241698816 46957270244096 70435905366144 93914540488192 140871810732288 187829080976384 281743621464576 375658161952768 563487242929152 751316323905536 1126974485858304 1502632647811072 2253948971716608 3005265295622144 4507897943433216 6010530591244288 9015795886866432 18031591773732864
• Sum of all divisors σ(n): 48212974185408000
• Sum of proper divisors (its aliquot sum) s(n): 30181382411675136
• 18031591773732864 is an abundant number, because the sum of its proper divisors (30181382411675136) is greater than itself. Its abundance is 12149790637942272

Bases of 18031591773732864

• Binary: 1000000000011111010001100011110011010001000000000000000₂
• Hexadecimal: 0x400FA31E688000
• Base-36: 4XJNYWK6DXC

Squares and roots of 18031591773732864

• 18031591773732864 squared (18031591773732864²) is 325138301894550692475792833642496
• 18031591773732864 cubed (18031591773732864³) is 5862761129767252736457607059450967936019982188544
• The square root of 18031591773732864 is 134281762.6252085805
• The cube root of 18031591773732864 is 262227.3717897395

Scales and comparisons

• 18,031,591,773,732,864 seconds is equal to 573,348,843 years, 1 week, 3 days, 15 hours, 34 minutes, 24 seconds.
• To count from 1 to 18,031,591,773,732,864 would take you about one billion, seven hundred twenty million, forty-six thousand, five hundred 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 18031591773732864 cubic inches would be around 21852.3 feet tall.

Recreational maths with 18031591773732864

• 18031591773732864 backwards is 46823737719513081
• The number of decimal digits it has is: 17
• The sum of 18031591773732864's digits is 75
• More coming soon!