1388055025541631999

Names of 1388055025541631999

• Cardinal: 1388055025541631999 can be written as One quintillion, three hundred eighty-eight quadrillion, fifty-five trillion, twenty-five billion, five hundred forty-one million, six hundred thirty-one thousand, nine hundred ninety-nine.

Scientific notation

• Scientific notation: 1.388055025541631999 × 10¹⁸

Factors of 1388055025541631999

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1139964

Divisors of 1388055025541631999

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 113 339 383 419 1149 1257 22859 43279 47347 68577 129837 142041 160477 481431 1116187 2583067 3348561 7749201 8754997 9577921 18133901 26264991 28733763 54401703 126129131 378387393 427499621 467682353 989314661 1082305073 1282498863 1403047059 2967943983 3246915219 3668343743 11005031229 25514918633 48307457173 52848105889 76544755899 144922371519 158544317667 179122341199 414522842959 537367023597 1243568528877 2883185805529 8649557416587 9772213836439 10690750907227 20240824555487 29316641509317 32072252721681 60722473666461 1104260163517607 1208054852516651 3312780490552821 3624164557549953 4094557597467941 12283672792403823 462685008513877333 1388055025541631999
• Sum of all divisors σ(n): 1876544780879462400
• Sum of proper divisors (its aliquot sum) s(n): 488489755337830401
• 1388055025541631999 is a deficient number, because the sum of its proper divisors (488489755337830401) is less than itself. Its deficiency is 899565270203801598

Bases of 1388055025541631999

• Binary: 1001101000011010111001011000100000110000110101100111111111111₂
• Hexadecimal: 0x13435CB1061ACFFF
• Base-36: AJNCFVOORLZ3

Squares and roots of 1388055025541631999

• 1388055025541631999 squared (1388055025541631999²) is 1926696753931380661118855172340736001
• 1388055025541631999 cubed (1388055025541631999³) is 2674361111989202046152513860526546721972857374352895999
• The square root of 1388055025541631999 is 1178157470.6046861879
• The cube root of 1388055025541631999 is 1115498.2525295133

Scales and comparisons

• 1,388,055,025,541,631,999 seconds is equal to 44,135,856,276 years, 6 weeks, 3 days, 15 hours, 6 minutes, 39 seconds.
• To count from 1 to 1,388,055,025,541,631,999 would take you about one hundred fifty-four billion, four hundred seventy-five million, four hundred ninety-six thousand, nine hundred sixty-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 1388055025541631999 cubic inches would be around 92958.2 feet tall.

Recreational maths with 1388055025541631999

• 1388055025541631999 backwards is 9991361455205508831
• The number of decimal digits it has is: 19
• The sum of 1388055025541631999's digits is 84
• More coming soon!