18493012018138513

Names of 18493012018138513

• Cardinal: 18493012018138513 can be written as Eighteen quadrillion, four hundred ninety-three trillion, twelve billion, eighteen million, one hundred thirty-eight thousand, five hundred thirteen.

Scientific notation

• Scientific notation: 1.8493012018138513 × 10¹⁶

Factors of 18493012018138513

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1725

Divisors of 18493012018138513

• Number of divisors d(n): 108
• Complete list of divisors:
  1 17 23 289 353 391 521 529 811 6001 6647 8119 8857 8993 11983 13787 18653 102017 138023 150569 152881 183913 186737 203711 234379 275609 286283 317101 422531 429019 657721 2346391 3126521 3174529 3463087 4229999 4685353 4866811 5390717 6584509 7183027 7293323 9718213 11181257 15127583 53150857 53966993 71909983 79651001 82735787 97289977 111936653 122111459 123986491 149153443 151443707 165209621 190081369 223518899 232175513 257168911 342672641 347934409 1222469711 1653929609 1902923101 2535608531 2574543019 2808563557 3430529189 3799821283 3946983721 4371871487 5340036799 5825434897 5914884953 7881470743 28116803353 43105345027 43767231323 58318996213 64596961811 67098723257 78902171347 90780625583 99032393249 100553044201 120963442273 122820846377 133985002631 181273827089 991422935621 1341336912899 1543270634911 2056378518641 2087954388409 2277745044727 2782159172279 3081655060513 22802727519283 34958434816897 35495224602953 47296705928743 52388136028721 63989660962417 804044000788631 1087824236361089 18493012018138513
• Sum of all divisors σ(n): 20659262540595084
• Sum of proper divisors (its aliquot sum) s(n): 2166250522456571
• 18493012018138513 is a deficient number, because the sum of its proper divisors (2166250522456571) is less than itself. Its deficiency is 16326761495681942

Bases of 18493012018138513

• Binary: 1000001101100110100101111100100001010110000110110010001₂
• Hexadecimal: 0x41B34BE42B0D91
• Base-36: 52384FS6FTD

Squares and roots of 18493012018138513

• 18493012018138513 squared (18493012018138513²) is 341991493503015477471317653851169
• 18493012018138513 cubed (18493012018138513³) is 6324452799452404411856668805796216922536928971697
• The square root of 18493012018138513 is 135989014.3288733195
• The cube root of 18493012018138513 is 264445.3190477537

Scales and comparisons

• 18,493,012,018,138,513 seconds is equal to 588,020,579 years, 27 weeks, 5 days, 16 hours, 15 minutes, 13 seconds.
• To count from 1 to 18,493,012,018,138,513 would take you about one billion, seven hundred sixty-four million, sixty-one thousand, seven hundred thirty-eight 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 18493012018138513 cubic inches would be around 22037.1 feet tall.

Recreational maths with 18493012018138513

• 18493012018138513 backwards is 31583181021039481
• The number of decimal digits it has is: 17
• The sum of 18493012018138513's digits is 58
• More coming soon!