31889410086729

Names of 31889410086729

• Cardinal: 31889410086729 can be written as Thirty-one trillion, eight hundred eighty-nine billion, four hundred ten million, eighty-six thousand, seven hundred twenty-nine.

Scientific notation

• Scientific notation: 3.1889410086729 × 10¹³

Factors of 31889410086729

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 47

Divisors of 31889410086729

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 13 31 39 93 169 403 507 961 1209 2197 2883 5239 6591 12493 15717 28561 29791 37479 68107 85683 89373 162409 204321 371293 387283 487227 885391 923521 1113879 1161849 2111317 2656173 2770563 5034679 6333951 11510083 12005773 15104037 27447121 28629151 34530249 36017319 65450827 82341363 85887453 156075049 196352481 356812573 372178963 468225147 850860751 1070437719 1116536889 2028975637 2552582253 4838326519 6086926911 11061189763 14514979557 26376683281 33183569289 62898244747 79130049843 188694734241 342896882653 817677181711 1028690647959 2453031545133 10629803362243 31889410086729
• Sum of all divisors σ(n): 47597887362816
• Sum of proper divisors (its aliquot sum) s(n): 15708477276087
• 31889410086729 is a deficient number, because the sum of its proper divisors (15708477276087) is less than itself. Its deficiency is 16180932810642

Bases of 31889410086729

• Binary: 111010000000011010100111101011101011101001001₂
• Hexadecimal: 0x1D00D4F5D749
• Base-36: BAXSJELHL

Squares and roots of 31889410086729

• 31889410086729 squared (31889410086729²) is 1016934475679573287301919441
• 31889410086729 cubed (31889410086729³) is 32429440526278651325032414475427981198489
• The square root of 31889410086729 is 5647070.9298475259
• The cube root of 31889410086729 is 31711.4057968125

Scales and comparisons

• 31,889,410,086,729 seconds is equal to 1,013,984 years, 31 weeks, 1 day, 12 hours, 32 minutes, 9 seconds.
• To count from 1 to 31,889,410,086,729 would take you about two million, five hundred thirty-four thousand, nine hundred sixty-one 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 31889410086729 cubic inches would be around 2642.6 feet tall.

Recreational maths with 31889410086729

• 31889410086729 backwards is 92768001498813
• The number of decimal digits it has is: 14
• The sum of 31889410086729's digits is 66
• More coming soon!