40459138

Names of 40459138

• Cardinal: 40459138 can be written as Forty million, four hundred fifty-nine thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 4.0459138 × 10⁷

Factors of 40459138

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 20229571

Divisors of 40459138

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 20229569 40459138
• Sum of all divisors σ(n): 60688710
• Sum of proper divisors (its aliquot sum) s(n): 20229572
• 40459138 is a deficient number, because the sum of its proper divisors (20229572) is less than itself. Its deficiency is 20229566

Bases of 40459138

• Binary: 10011010010101101110000010₂
• Hexadecimal: 0x2695B82
• Base-36: O36GY

Squares and roots of 40459138

• 40459138 squared (40459138²) is 1636941847703044
• 40459138 cubed (40459138³) is 66229256114192440216072
• The square root of 40459138 is 6360.7497985693
• The cube root of 40459138 is 343.2987393009

Scales and comparisons

• 40,459,138 seconds is equal to 1 year, 14 weeks, 6 days, 6 hours, 38 minutes, 58 seconds.
• To count from 1 to 40,459,138 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 40459138 cubic inches would be around 28.6 feet tall.

Recreational maths with 40459138

• 40459138 backwards is 83195404
• The number of decimal digits it has is: 8
• The sum of 40459138's digits is 34
• More coming soon!