381942720703514881

Names of 381942720703514881

• Cardinal: 381942720703514881 can be written as Three hundred eighty-one quadrillion, nine hundred forty-two trillion, seven hundred twenty billion, seven hundred three million, five hundred fourteen thousand, eight hundred eighty-one.

Scientific notation

• Scientific notation: 3.81942720703514881 × 10¹⁷

Factors of 381942720703514881

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 342380208

Divisors of 381942720703514881

• Number of divisors d(n): 16
• Complete list of divisors:
  1 29 173 5017 222499 6452471 38492327 342157507 1116277483 9922567703 59193248711 1716604212619 76129703149993 2207761391349797 13170438644948789 381942720703514881
• Sum of all divisors σ(n): 397398837666600000
• Sum of proper divisors (its aliquot sum) s(n): 15456116963085119
• 381942720703514881 is a deficient number, because the sum of its proper divisors (15456116963085119) is less than itself. Its deficiency is 366486603740429762

Bases of 381942720703514881

• Binary: 10101001100111011101110000110000000000101000100100100000001₂
• Hexadecimal: 0x54CEEE180144901
• Base-36: 2WGRE7LY24G1

Squares and roots of 381942720703514881

• 381942720703514881 squared (381942720703514881²) is 145880241898403174914165827788444161
• 381942720703514881 cubed (381942720703514881³) is 55717896487562993302758586486331504971311707101059841
• The square root of 381942720703514881 is 618015146.0146546287
• The cube root of 381942720703514881 is 725547.8827790759

Scales and comparisons

• 381,942,720,703,514,881 seconds is equal to 12,144,597,091 years, 50 weeks, 1 day, 20 hours, 48 minutes, 1 second.
• To count from 1 to 381,942,720,703,514,881 would take you about thirty-six billion, four hundred thirty-three million, seven hundred ninety-one thousand, two 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 381942720703514881 cubic inches would be around 60462.3 feet tall.

Recreational maths with 381942720703514881

• 381942720703514881 backwards is 188415307027249183
• The number of decimal digits it has is: 18
• The sum of 381942720703514881's digits is 73
• More coming soon!