18115363338165

Names of 18115363338165

• Cardinal: 18115363338165 can be written as Eighteen trillion, one hundred fifteen billion, three hundred sixty-three million, three hundred thirty-eight thousand, one hundred sixty-five.

Scientific notation

• Scientific notation: 1.8115363338165 × 10¹³

Factors of 18115363338165

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1208899834

Divisors of 18115363338165

• Number of divisors d(n): 40
• Complete list of divisors:
  1 3 5 9 15 27 37 45 81 111 135 185 333 405 555 999 1665 2997 4995 14985 1208899789 3626699367 6044498945 10880098101 18133496835 32640294303 44729292193 54400490505 97920882909 134187876579 163201471515 223646460965 402563629737 489604414545 670939382895 1207690889211 2012818148685 3623072667633 6038454446055 18115363338165
• Sum of all divisors σ(n): 33351127406520
• Sum of proper divisors (its aliquot sum) s(n): 15235764068355
• 18115363338165 is a deficient number, because the sum of its proper divisors (15235764068355) is less than itself. Its deficiency is 2879599269810

Bases of 18115363338165

• Binary: 100000111100111001111110010111111011110110101₂
• Hexadecimal: 0x1079CFCBF7B5
• Base-36: 6F62ZLUB9

Squares and roots of 18115363338165

• 18115363338165 squared (18115363338165²) is 328166388873732572145567225
• 18115363338165 cubed (18115363338165³) is 5944853369821213602826414381383415642125
• The square root of 18115363338165 is 4256214.6724718901
• The cube root of 18115363338165 is 26263.2831762735

Scales and comparisons

• 18,115,363,338,165 seconds is equal to 576,012 years, 27 weeks, 3 hours, 42 minutes, 45 seconds.
• To count from 1 to 18,115,363,338,165 would take you about one million, four hundred forty thousand and thirty-one 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 18115363338165 cubic inches would be around 2188.6 feet tall.

Recreational maths with 18115363338165

• 18115363338165 backwards is 56183336351181
• The number of decimal digits it has is: 14
• The sum of 18115363338165's digits is 54
• More coming soon!