40072823

Names of 40072823

• Cardinal: 40072823 can be written as Forty million, seventy-two thousand, eight hundred twenty-three.

Scientific notation

• Scientific notation: 4.0072823 × 10⁷

Factors of 40072823

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 108073

Divisors of 40072823

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 53 371 108013 756091 5724689 40072823
• Sum of all divisors σ(n): 46662048
• Sum of proper divisors (its aliquot sum) s(n): 6589225
• 40072823 is a deficient number, because the sum of its proper divisors (6589225) is less than itself. Its deficiency is 33483598

Bases of 40072823

• Binary: 10011000110111011001110111₂
• Hexadecimal: 0x2637677
• Base-36: NUWDZ

Squares and roots of 40072823

• 40072823 squared (40072823²) is 1605831143189329
• 40072823 cubed (40072823³) is 64350187168913636505767
• The square root of 40072823 is 6330.3098660337
• The cube root of 40072823 is 342.2026061443

Scales and comparisons

• 40,072,823 seconds is equal to 1 year, 14 weeks, 1 day, 19 hours, 20 minutes, 23 seconds.
• To count from 1 to 40,072,823 would take you about forty-seven 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 40072823 cubic inches would be around 28.5 feet tall.

Recreational maths with 40072823

• 40072823 backwards is 32827004
• The number of decimal digits it has is: 8
• The sum of 40072823's digits is 26
• More coming soon!