18455385508317

Names of 18455385508317

• Cardinal: 18455385508317 can be written as Eighteen trillion, four hundred fifty-five billion, three hundred eighty-five million, five hundred eight thousand, three hundred seventeen.

Scientific notation

• Scientific notation: 1.8455385508317 × 10¹³

Factors of 18455385508317

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 557867

Divisors of 18455385508317

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 9 23 69 131 207 393 1179 1223 3013 3669 9039 11007 27117 28129 84387 160213 253161 480639 556487 1441917 1669461 3684899 5008383 11054697 12799201 33164091 38397603 72899797 115192809 218699391 656098173 680583601 1676695331 2041750803 5030085993 6125252409 15090257979 15653422823 46960268469 89156451731 140880805407 267469355193 802408065579 2050598389813 6151795169439 18455385508317
• Sum of all divisors σ(n): 28052123793408
• Sum of proper divisors (its aliquot sum) s(n): 9596738285091
• 18455385508317 is a deficient number, because the sum of its proper divisors (9596738285091) is less than itself. Its deficiency is 8858647223226

Bases of 18455385508317

• Binary: 100001100100011111010101100101000100111011101₂
• Hexadecimal: 0x10C8FAB289DD
• Base-36: 6JIAC0ZX9

Squares and roots of 18455385508317

• 18455385508317 squared (18455385508317²) is 340601254260597132476172489
• 18455385508317 cubed (18455385508317³) is 6285927451995618171727719199793836091013
• The square root of 18455385508317 is 4295973.1736030427
• The cube root of 18455385508317 is 26426.5847466267

Scales and comparisons

• 18,455,385,508,317 seconds is equal to 586,824 years, 8 weeks, 6 days, 22 hours, 31 minutes, 57 seconds.
• To count from 1 to 18,455,385,508,317 would take you about one million, four hundred sixty-seven thousand and sixty 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 18455385508317 cubic inches would be around 2202.2 feet tall.

Recreational maths with 18455385508317

• 18455385508317 backwards is 71380558355481
• The number of decimal digits it has is: 14
• The sum of 18455385508317's digits is 63
• More coming soon!