18109394141054464

Names of 18109394141054464

• Cardinal: 18109394141054464 can be written as Eighteen quadrillion, one hundred nine trillion, three hundred ninety-four billion, one hundred forty-one million, fifty-four thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 1.8109394141054464 × 10¹⁶

Factors of 18109394141054464

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 4819

Divisors of 18109394141054464

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 8 16 31 32 53 62 64 106 124 128 212 248 256 424 496 512 848 961 992 1643 1696 1922 1984 3286 3392 3844 3968 4733 6572 6784 7688 7936 9466 13144 13568 15376 15872 18932 26288 27136 29791 30752 37864 50933 52576 59582 61504 75728 101866 105152 119164 123008 146723 151456 203732 210304 238328 246016 250849 293446 302912 407464 420608 476656 492032 501698 586892 605824 814928 841216 953312 1003396 1173784 1211648 1578923 1629856 1906624 2006792 2347568 2423296 3157846 3259712 3813248 4013584 4548413 4695136 6315692 6519424 7626496 7776319 8027168 9096826 9390272 12631384 13038848 15252992 15552638 16054336 18193652 18780544 22401289 25262768 26077696 31105276 32108672 36387304 37561088 44802578 50525536 62210552 64217344 72774608 75122176 89605156 101051072 124421104 128434688 141000803 145549216 179210312 202102144 241065889 248842208 282001606 291098432 358420624 404204288 482131778 497684416 564003212 582196864 694439959 716841248 808408576 964263556 995368832 1128006424 1164393728 1187268317 1388879918 1433682496 1928527112 1990737664 2256012848 2328787456 2374536634 2777759836 2867364992 3857054224 3981475328 4512025696 4749073268 5555519672 5734729984 7473042559 7714108448 9024051392 9498146536 11111039344 11469459968 14946085118 15428216896 18048102784 18996293072 21527638729 22222078688 29892170236 30856433792 36096205568 36805317827 37992586144 43055277458 44444157376 59784340472 61712867584 72192411136 73610635654 75985172288 86110554916 88888314752 119568680944 123425735168 147221271308 151970344576 172221109832 177776629504 239137361888 294442542616 303940689152 344442219664 355553259008 478274723776 588885085232 607881378304 667356800599 688884439328 956549447552 1140964852637 1177770170464 1334713601198 1377768878656 1913098895104 2281929705274 2355540340928 2669427202396 2755537757312 3826197790208 4563859410548 4711080681856 5338854404792 5511075514624 9127718821096 9422161363712 10677708809584 11022151029248 18255437642192 18844322727424 21355417619168 35369910431747 36510875284384 42710835238336 70739820863494 73021750568768 85421670476672 141479641726988 146043501137536 170843340953344 282959283453976 292087002275072 341686681906688 565918566907952 584174004550144 1131837133815904 2263674267631808 4527348535263616 9054697070527232 18109394141054464
• Sum of all divisors σ(n): 38103004438671744
• Sum of proper divisors (its aliquot sum) s(n): 19993610297617280
• 18109394141054464 is an abundant number, because the sum of its proper divisors (19993610297617280) is greater than itself. Its abundance is 1884216156562816

Bases of 18109394141054464

• Binary: 1000000010101100110010111100100111000000000011000000000₂
• Hexadecimal: 0x405665E4E00600
• Base-36: 4YB8STGVSHS

Squares and roots of 18109394141054464

• 18109394141054464 squared (18109394141054464²) is 327950156156057747965993814327296
• 18109394141054464 cubed (18109394141054464³) is 5938978636450408739977906577606195925876257849344
• The square root of 18109394141054464 is 134571148.9921018101
• The cube root of 18109394141054464 is 262603.9818608671

Scales and comparisons

• 18,109,394,141,054,464 seconds is equal to 575,822,717 years, 33 weeks, 6 days, 4 hours, 1 minute, 4 seconds.
• To count from 1 to 18,109,394,141,054,464 would take you about one billion, seven hundred twenty-seven million, four hundred sixty-eight thousand, one 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 18109394141054464 cubic inches would be around 21883.7 feet tall.

Recreational maths with 18109394141054464

• 18109394141054464 backwards is 46445014149390181
• 18109394141054464 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18109394141054464's digits is 64
• More coming soon!