18021437918736

Names of 18021437918736

• Cardinal: 18021437918736 can be written as Eighteen trillion, twenty-one billion, four hundred thirty-seven million, nine hundred eighteen thousand, seven hundred thirty-six.

Scientific notation

• Scientific notation: 1.8021437918736 × 10¹³

Factors of 18021437918736

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 132871

Divisors of 18021437918736

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 31 42 48 56 62 84 93 112 124 168 186 217 248 336 372 434 496 651 744 868 1302 1488 1736 2604 3472 5208 10416 14639 29278 43917 58556 87834 102473 117112 118189 175668 204946 234224 236378 307419 351336 354567 409892 453809 472756 614838 702672 709134 819784 827323 907618 945512 1229676 1361427 1418268 1639568 1654646 1815236 1891024 2459352 2481969 2722854 2836536 3176663 3309292 3630472 3663859 4918704 4963938 5445708 5673072 6353326 6618584 7260944 7327718 9529989 9927876 10891416 10991577 12706652 13237168 14655436 19059978 19855752 21782832 21983154 25413304 25647013 29310872 38119956 39711504 43966308 50826608 51294026 58621744 76239912 76941039 87932616 102588052 152479824 153882078 175865232 205176104 307764156 410352208 615528312 1231056624 1730168771 3460337542 5190506313 6920675084 10381012626 12111181397 13841350168 20762025252 24222362794 27682700336 36333544191 41524050504 48444725588 53635231901 72667088382 83048101008 96889451176 107270463802 145334176764 160905695703 193778902352 214540927604 290668353528 321811391406 375446623307 429081855208 581336707056 643622782812 750893246614 858163710416 1126339869921 1287245565624 1501786493228 2252679739842 2574491131248 3003572986456 4505359479684 6007145972912 9010718959368 18021437918736
• Sum of all divisors σ(n): 54926693990400
• Sum of proper divisors (its aliquot sum) s(n): 36905256071664
• 18021437918736 is an abundant number, because the sum of its proper divisors (36905256071664) is greater than itself. Its abundance is 18883818152928

Bases of 18021437918736

• Binary: 100000110001111110001011001111100111000010000₂
• Hexadecimal: 0x1063F167CE10
• Base-36: 6DYXMU4UO

Squares and roots of 18021437918736

• 18021437918736 squared (18021437918736²) is 324772224658855731339837696
• 18021437918736 cubed (18021437918736³) is 5852862484419349648608289816926277472256
• The square root of 18021437918736 is 4245166.4182615975
• The cube root of 18021437918736 is 26217.8141182225

Scales and comparisons

• 18,021,437,918,736 seconds is equal to 573,025 years, 51 weeks, 9 hours, 25 minutes, 36 seconds.
• To count from 1 to 18,021,437,918,736 would take you about one million, four hundred thirty-two thousand, five hundred sixty-four 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 18021437918736 cubic inches would be around 2184.8 feet tall.

Recreational maths with 18021437918736

• 18021437918736 backwards is 63781973412081
• The number of decimal digits it has is: 14
• The sum of 18021437918736's digits is 60
• More coming soon!