18123529923043199

Names of 18123529923043199

• Cardinal: 18123529923043199 can be written as Eighteen quadrillion, one hundred twenty-three trillion, five hundred twenty-nine billion, nine hundred twenty-three million, forty-three thousand, one hundred ninety-nine.

Scientific notation

• Scientific notation: 1.8123529923043199 × 10¹⁶

Factors of 18123529923043199

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 385607019639264

Divisors of 18123529923043199

• Number of divisors d(n): 4
• Complete list of divisors:
  1 47 385607019639217 18123529923043199
• Sum of all divisors σ(n): 18509136942682464
• Sum of proper divisors (its aliquot sum) s(n): 385607019639265
• 18123529923043199 is a deficient number, because the sum of its proper divisors (385607019639265) is less than itself. Its deficiency is 17737922903403934

Bases of 18123529923043199

• Binary: 1000000011000110100000100100011001000111001111101111111₂
• Hexadecimal: 0x40634123239F7F
• Base-36: 4YG96PGI5BZ

Squares and roots of 18123529923043199

• 18123529923043199 squared (18123529923043199²) is 328462336871442222667289220153601
• 18123529923043199 cubed (18123529923043199³) is 5952896990882278571166754487326126606724138409599
• The square root of 18123529923043199 is 134623660.3388988195
• The cube root of 18123529923043199 is 262672.2916593261

Scales and comparisons

• 18,123,529,923,043,199 seconds is equal to 576,272,191 years, 41 weeks, 1 day, 23 hours, 59 minutes, 59 seconds.
• To count from 1 to 18,123,529,923,043,199 would take you about one billion, seven hundred twenty-eight million, eight hundred sixteen thousand, five hundred seventy-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 18123529923043199 cubic inches would be around 21889.4 feet tall.

Recreational maths with 18123529923043199

• 18123529923043199 backwards is 99134032992532181
• The number of decimal digits it has is: 17
• The sum of 18123529923043199's digits is 71
• More coming soon!