40409694

Names of 40409694

• Cardinal: 40409694 can be written as Forty million, four hundred nine thousand, six hundred ninety-four.

Scientific notation

• Scientific notation: 4.0409694 × 10⁷

Factors of 40409694

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 247

Divisors of 40409694

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 13 18 19 26 38 39 57 61 78 114 117 122 149 171 183 234 247 298 342 366 447 494 549 741 793 894 1098 1159 1341 1482 1586 1937 2223 2318 2379 2682 2831 3477 3874 4446 4758 5662 5811 6954 7137 8493 9089 10431 11622 14274 15067 16986 17433 18178 20862 25479 27267 30134 34866 36803 45201 50958 54534 73606 81801 90402 110409 118157 135603 163602 172691 220818 236314 271206 331227 345382 354471 518073 662454 708942 1036146 1063413 1554219 2126826 2244983 3108438 4489966 6734949 13469898 20204847 40409694
• Sum of all divisors σ(n): 101556000
• Sum of proper divisors (its aliquot sum) s(n): 61146306
• 40409694 is an abundant number, because the sum of its proper divisors (61146306) is greater than itself. Its abundance is 20736612

Bases of 40409694

• Binary: 10011010001001101001011110₂
• Hexadecimal: 0x2689A5E
• Base-36: O24BI

Squares and roots of 40409694

• 40409694 squared (40409694²) is 1632943369173636
• 40409694 cubed (40409694³) is 65986741867635663627384
• The square root of 40409694 is 6356.8619616915
• The cube root of 40409694 is 343.1588369789

Scales and comparisons

• 40,409,694 seconds is equal to 1 year, 14 weeks, 5 days, 16 hours, 54 minutes, 54 seconds.
• To count from 1 to 40,409,694 would take you about forty-eight weeks!

  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 40409694 cubic inches would be around 28.6 feet tall.

Recreational maths with 40409694

• 40409694 backwards is 49690404
• The number of decimal digits it has is: 8
• The sum of 40409694's digits is 36
• More coming soon!