121338780855231375

Names of 121338780855231375

• Cardinal: 121338780855231375 can be written as One hundred twenty-one quadrillion, three hundred thirty-eight trillion, seven hundred eighty billion, eight hundred fifty-five million, two hundred thirty-one thousand, three hundred seventy-five.

Scientific notation

• Scientific notation: 1.21338780855231375 × 10¹⁷

Factors of 121338780855231375

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2114837139114

Divisors of 121338780855231375

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 9 15 17 25 27 45 51 75 85 125 135 153 225 255 375 425 459 675 765 1125 1275 2125 2295 3375 3825 6375 11475 19125 57375 2114837139089 6344511417267 10574185695445 19033534251801 31722557086335 35952231364513 52870928477225 57100602755403 95167671259005 107856694093539 158612785431675 179761156822565 264354642386125 285503013777015 323570082280617 475838356295025 539283470467695 793063927158375 898805784112825 970710246841851 1427515068885075 1617850411403085 2379191781475125 2696417352338475 4494028920564125 4853551234209255 7137575344425375 8089252057015425 13482086761692375 24267756171046275 40446260285077125 121338780855231375
• Sum of all divisors σ(n): 237538507462588800
• Sum of proper divisors (its aliquot sum) s(n): 116199726607357425
• 121338780855231375 is a deficient number, because the sum of its proper divisors (116199726607357425) is less than itself. Its deficiency is 5139054247873950

Bases of 121338780855231375

• Binary: 110101111000101001111101001110010010110101110001110001111₂
• Hexadecimal: 0x1AF14FA725AE38F
• Base-36: X6R0AE6Q0LR

Squares and roots of 121338780855231375

• 121338780855231375 squared (121338780855231375²) is 14723099739433864051865704784390625
• 121338780855231375 cubed (121338780855231375³) is 1786482972792879789157406617018299499035972755859375
• The square root of 121338780855231375 is 348337165.4808475573
• The cube root of 121338780855231375 is 495069.9229254219

Scales and comparisons

• 121,338,780,855,231,375 seconds is equal to 3,858,197,905 years, 36 weeks, 4 days, 6 hours, 56 minutes, 15 seconds.
• To count from 1 to 121,338,780,855,231,375 would take you about eleven billion, five hundred seventy-four million, five hundred ninety-three thousand, seven hundred seventeen 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 121338780855231375 cubic inches would be around 41255.8 feet tall.

Recreational maths with 121338780855231375

• 121338780855231375 backwards is 573132558087833121
• The number of decimal digits it has is: 18
• The sum of 121338780855231375's digits is 72
• More coming soon!