997673732456043721

Names of 997673732456043721

• Cardinal: 997673732456043721 can be written as Nine hundred ninety-seven quadrillion, six hundred seventy-three trillion, seven hundred thirty-two billion, four hundred fifty-six million, forty-three thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 9.97673732456043721 × 10¹⁷

Factors of 997673732456043721

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 28907

Divisors of 997673732456043721

• Number of divisors d(n): 18
• Complete list of divisors:
  1 13 169 2963 25931 38519 337103 500747 4382339 76833553 672416761 998836189 8741417893 12984870457 113638432609 1992370862843 25900821216959 336710675820467
• Sum of all divisors σ(n): 997701762766218770
• Sum of proper divisors (its aliquot sum) s(n): 28030310175049
• 997673732456043721 is a deficient number, because the sum of its proper divisors (28030310175049) is less than itself. Its deficiency is 997645702145868672

Bases of 997673732456043721

• Binary: 110111011000011100101111100101001000110001111101010011001001₂
• Hexadecimal: 0xDD872F948C7D4C9
• Base-36: 7KVHTLFVWJBD

Squares and roots of 997673732456043721

• 997673732456043721 squared (997673732456043721²) is 995352876432773506378449419463525841
• 997673732456043721 cubed (997673732456043721³) is 993037419341544420695768672888454571131344760309294361
• 997673732456043721 is a perfect square number. Its square root is 998836189
• The cube root of 997673732456043721 is 999223.9754269877

Scales and comparisons

• 997,673,732,456,043,721 seconds is equal to 31,722,938,684 years, 32 weeks, 4 days, 5 hours, 2 minutes, 1 second.
• To count from 1 to 997,673,732,456,043,721 would take you about ninety-five billion, one hundred sixty-eight million, eight hundred sixteen thousand and fifty-three 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 997673732456043721 cubic inches would be around 83268.7 feet tall.

Recreational maths with 997673732456043721

• 997673732456043721 backwards is 127340654237376799
• The number of decimal digits it has is: 18
• The sum of 997673732456043721's digits is 85
• More coming soon!