18113784418191

Names of 18113784418191

• Cardinal: 18113784418191 can be written as Eighteen trillion, one hundred thirteen billion, seven hundred eighty-four million, four hundred eighteen thousand, one hundred ninety-one.

Scientific notation

• Scientific notation: 1.8113784418191 × 10¹³

Factors of 18113784418191

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 12144

Divisors of 18113784418191

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 7 11 21 33 49 77 121 147 223 231 363 397 539 669 847 1191 1561 1617 2453 2541 2779 4367 4683 5929 7359 8337 10927 11503 13101 17171 17787 19453 26983 30569 32781 34509 48037 51513 58359 80521 80949 88531 91707 120197 126533 144111 188881 213983 241563 265593 336259 360591 379599 563647 566643 619717 641949 885731 973841 1008777 1322167 1391863 1690941 1859151 2353813 2565169 2657193 2921523 3966501 4175589 4338019 4566691 6200117 6816887 7061439 7695507 9743041 10712251 13014057 13700073 17956183 18600351 20450661 28216859 29229123 31966837 32136753 47718209 50233601 53868549 68201287 74985757 84650577 95900511 125693281 143154627 150700803 197518013 204603861 223767859 224957271 310385449 351635207 377079843 524900299 552569611 592554039 671303577 931156347 1018372093 1054905621 1382626091 1574700897 1657708833 2172698143 2461446449 3055116279 3867987277 4147878273 6518094429 7128604651 7384339347 11202093023 11603961831 15208887001 21385813953 27075910939 33606279069 45626661003 49900232557 78414651161 81227732817 123223023253 149700697671 235243953483 369669069759 548902558127 862561162771 1646707674381 2587683488313 6037928139397 18113784418191
• Sum of all divisors σ(n): 31100434132992
• Sum of proper divisors (its aliquot sum) s(n): 12986649714801
• 18113784418191 is a deficient number, because the sum of its proper divisors (12986649714801) is less than itself. Its deficiency is 5127134703390

Bases of 18113784418191

• Binary: 100000111100101110001101011111000111110001111₂
• Hexadecimal: 0x107971AF8F8F
• Base-36: 6F5CVK3V3

Squares and roots of 18113784418191

• 18113784418191 squared (18113784418191²) is 328109185948699064371712481
• 18113784418191 cubed (18113784418191³) is 5943299059902878514103706019608918141871
• The square root of 18113784418191 is 4256029.1843678657
• The cube root of 18113784418191 is 26262.5201254779

Scales and comparisons

• 18,113,784,418,191 seconds is equal to 575,962 years, 16 weeks, 2 days, 14 hours, 49 minutes, 51 seconds.
• To count from 1 to 18,113,784,418,191 would take you about one million, four hundred thirty-nine thousand, nine hundred five 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 18113784418191 cubic inches would be around 2188.5 feet tall.

Recreational maths with 18113784418191

• 18113784418191 backwards is 19181448731181
• The number of decimal digits it has is: 14
• The sum of 18113784418191's digits is 57
• More coming soon!