40786672017

Names of 40786672017

• Cardinal: 40786672017 can be written as Forty billion, seven hundred eighty-six million, six hundred seventy-two thousand and seventeen.

Scientific notation

• Scientific notation: 4.0786672017 × 10¹⁰

Factors of 40786672017

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 759

Divisors of 40786672017

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 7 13 17 21 39 51 91 119 221 273 289 357 663 719 867 1547 2023 2157 3757 4641 5033 6069 9347 11271 12223 15099 26299 28041 36669 65429 78897 85561 158899 196287 207791 256683 476697 516961 623373 1112293 1454537 1550883 2701283 3336879 3618727 4363611 6720493 8103849 8788337 10856181 18908981 20161479 26365011 47043451 56726943 61518359 114248381 141130353 149401729 184555077 342745143 448205187 799738667 1045812103 1942222477 2399216001 3137436309 5826667431 13595557339 40786672017
• Sum of all divisors σ(n): 71199774016
• Sum of proper divisors (its aliquot sum) s(n): 30413101999
• 40786672017 is a deficient number, because the sum of its proper divisors (30413101999) is less than itself. Its deficiency is 10373570018

Bases of 40786672017

• Binary: 100101111111000100110011100110010001₂
• Hexadecimal: 0x97F133991
• Base-36: IQJBXJL

Squares and roots of 40786672017

• 40786672017 squared (40786672017²) is 1663552614222330848289
• 40786672017 cubed (40786672017³) is 67850774859309137826424828628913
• The square root of 40786672017 is 201957.1043984341
• The cube root of 40786672017 is 3442.2263400811

Scales and comparisons

• 40,786,672,017 seconds is equal to 1,296 years, 46 weeks, 1 day, 23 hours, 6 minutes, 57 seconds.
• To count from 1 to 40,786,672,017 would take you about two thousand, five hundred ninety-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 40786672017 cubic inches would be around 286.9 feet tall.

Recreational maths with 40786672017

• 40786672017 backwards is 71027668704
• The number of decimal digits it has is: 11
• The sum of 40786672017's digits is 48
• More coming soon!