40903994

Names of 40903994

• Cardinal: 40903994 can be written as Forty million, nine hundred three thousand, nine hundred ninety-four.

Scientific notation

• Scientific notation: 4.0903994 × 10⁷

Factors of 40903994

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 187744

Divisors of 40903994

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 109 218 187633 375266 20451997 40903994
• Sum of all divisors σ(n): 61919220
• Sum of proper divisors (its aliquot sum) s(n): 21015226
• 40903994 is a deficient number, because the sum of its proper divisors (21015226) is less than itself. Its deficiency is 19888768

Bases of 40903994

• Binary: 10011100000010010100111010₂
• Hexadecimal: 0x270253A
• Base-36: OCPQ2

Squares and roots of 40903994

• 40903994 squared (40903994²) is 1673136725152036
• 40903994 cubed (40903994³) is 68437974566798529631784
• The square root of 40903994 is 6395.6230345447
• The cube root of 40903994 is 344.5523677153

Scales and comparisons

• 40,903,994 seconds is equal to 1 year, 15 weeks, 4 days, 10 hours, 13 minutes, 14 seconds.
• To count from 1 to 40,903,994 would take you about forty-nine 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 40903994 cubic inches would be around 28.7 feet tall.

Recreational maths with 40903994

• 40903994 backwards is 49930904
• The number of decimal digits it has is: 8
• The sum of 40903994's digits is 38
• More coming soon!