18378368244166423

Names of 18378368244166423

• Cardinal: 18378368244166423 can be written as Eighteen quadrillion, three hundred seventy-eight trillion, three hundred sixty-eight billion, two hundred forty-four million, one hundred sixty-six thousand, four hundred twenty-three.

Scientific notation

• Scientific notation: 1.8378368244166423 × 10¹⁶

Factors of 18378368244166423

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 951

Divisors of 18378368244166423

• Number of divisors d(n): 48
• Complete list of divisors:
  1 23 47 529 881 1081 2209 12167 20263 24863 41407 50807 466049 571849 776161 952361 1168561 1946129 10719127 17851703 21904303 26876903 36479567 44760967 410589169 503798969 683797841 839030041 1029502241 1714539649 9443550887 15727350343 19297690943 23678551543 32138498527 39434411927 361729057889 443846891689 739185466121 906991474321 1510509430769 8319768331447 17001265720783 20860803909383 34741716907687 391029111578009 799059488876801 18378368244166423
• Sum of all divisors σ(n): 19653487727751360
• Sum of proper divisors (its aliquot sum) s(n): 1275119483584937
• 18378368244166423 is a deficient number, because the sum of its proper divisors (1275119483584937) is less than itself. Its deficiency is 17103248760581486

Bases of 18378368244166423

• Binary: 1000001010010110000011101001110101111101010111100010111₂
• Hexadecimal: 0x414B074EBEAF17
• Base-36: 50YL5TD64UV

Squares and roots of 18378368244166423

• 18378368244166423 squared (18378368244166423²) is 337764419318184809892570120614929
• 18378368244166423 cubed (18378368244166423³) is 6207558878006639609808978026869412083097774328967
• The square root of 18378368244166423 is 135566840.5037397889
• The cube root of 18378368244166423 is 263897.7270867535

Scales and comparisons

• 18,378,368,244,166,423 seconds is equal to 584,375,262 years, 7 weeks, 1 day, 14 hours, 13 minutes, 43 seconds.
• To count from 1 to 18,378,368,244,166,423 would take you about one billion, seven hundred fifty-three million, one hundred twenty-five thousand, seven hundred eighty-six 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 18378368244166423 cubic inches would be around 21991.5 feet tall.

Recreational maths with 18378368244166423

• 18378368244166423 backwards is 32466144286387381
• The number of decimal digits it has is: 17
• The sum of 18378368244166423's digits is 76
• More coming soon!