42687329689845

Names of 42687329689845

• Cardinal: 42687329689845 can be written as Forty-two trillion, six hundred eighty-seven billion, three hundred twenty-nine million, six hundred eighty-nine thousand, eight hundred forty-five.

Scientific notation

• Scientific notation: 4.2687329689845 × 10¹³

Factors of 42687329689845

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 16109678

Divisors of 42687329689845

• Number of divisors d(n): 56
• Complete list of divisors:
  1 3 5 9 15 27 45 81 135 243 405 727 729 1215 2181 3635 3645 6543 10905 19629 32715 58887 98145 176661 294435 529983 883305 2649915 16108943 48326829 80544715 144980487 241634145 434941461 724902435 1304824383 2174707305 3914473149 6524121915 11711201561 11743419447 19572365745 35133604683 58556007805 58717097235 105400814049 175668023415 316202442147 527004070245 948607326441 1581012210735 2845821979323 4743036632205 8537465937969 14229109896615 42687329689845
• Sum of all divisors σ(n): 76907707059456
• Sum of proper divisors (its aliquot sum) s(n): 34220377369611
• 42687329689845 is a deficient number, because the sum of its proper divisors (34220377369611) is less than itself. Its deficiency is 8466952320234

Bases of 42687329689845

• Binary: 1001101101001011101011000111110110000011110101₂
• Hexadecimal: 0x26D2EB1F60F5
• Base-36: F4QADXYB9

Squares and roots of 42687329689845

• 42687329689845 squared (42687329689845²) is 1822208116049522423896124025
• 42687329689845 cubed (42687329689845³) is 77785198613317301817914104592600903026125
• The square root of 42687329689845 is 6533554.1391990469
• The cube root of 42687329689845 is 34948.8585582751

Scales and comparisons

• 42,687,329,689,845 seconds is equal to 1,357,325 years, 2 weeks, 1 day, 20 hours, 30 minutes, 45 seconds.
• To count from 1 to 42,687,329,689,845 would take you about three million, three hundred ninety-three thousand, three hundred twelve 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 42687329689845 cubic inches would be around 2912.4 feet tall.

Recreational maths with 42687329689845

• 42687329689845 backwards is 54898692378624
• 42687329689845 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 42687329689845's digits is 81
• More coming soon!