401072689809

Names of 401072689809

• Cardinal: 401072689809 can be written as Four hundred one billion, seventy-two million, six hundred eighty-nine thousand, eight hundred nine.

Scientific notation

• Scientific notation: 4.01072689809 × 10¹¹

Factors of 401072689809

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 6411

Divisors of 401072689809

• Number of divisors d(n): 45
• Complete list of divisors:
  1 3 9 11 27 33 81 99 121 297 363 891 1089 3267 6397 9801 19191 57573 70367 172719 211101 518157 633303 774037 1899909 2322111 5699727 6966333 20898999 40921609 62696997 122764827 368294481 450137699 1104883443 1350413097 3314650329 4051239291 4951514689 12153717873 14854544067 36461153619 44563632201 133690896603 401072689809
• Sum of all divisors σ(n): 658654416651
• Sum of proper divisors (its aliquot sum) s(n): 257581726842
• 401072689809 is a deficient number, because the sum of its proper divisors (257581726842) is less than itself. Its deficiency is 143490962967

Bases of 401072689809

• Binary: 101110101100001110010111001001010010001₂
• Hexadecimal: 0x5D61CB9291
• Base-36: 5490BO29

Squares and roots of 401072689809

• 401072689809 squared (401072689809²) is 160859302510626332456481
• 401072689809 cubed (401072689809³) is 64516273138736529963625513104702129
• 401072689809 is a perfect square number. Its square root is 633303
• The cube root of 401072689809 is 7374.6434901663

Scales and comparisons

• 401,072,689,809 seconds is equal to 12,752 years, 45 weeks, 2 days, 30 minutes, 9 seconds.
• To count from 1 to 401,072,689,809 would take you about twenty-five thousand, five hundred 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 401072689809 cubic inches would be around 614.6 feet tall.

Recreational maths with 401072689809

• 401072689809 backwards is 908986270104
• The number of decimal digits it has is: 12
• The sum of 401072689809's digits is 54
• More coming soon!