40072057

Names of 40072057

• Cardinal: 40072057 can be written as Forty million, seventy-two thousand and fifty-seven.

Scientific notation

• Scientific notation: 4.0072057 × 10⁷

Factors of 40072057

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 3743

Divisors of 40072057

• Number of divisors d(n): 8
• Complete list of divisors:
  1 31 389 3323 12059 103013 1292647 40072057
• Sum of all divisors σ(n): 41483520
• Sum of proper divisors (its aliquot sum) s(n): 1411463
• 40072057 is a deficient number, because the sum of its proper divisors (1411463) is less than itself. Its deficiency is 38660594

Bases of 40072057

• Binary: 10011000110111001101111001₂
• Hexadecimal: 0x2637379
• Base-36: NUVSP

Squares and roots of 40072057

• 40072057 squared (40072057²) is 1605769752211249
• 40072057 cubed (40072057³) is 64346497039485045969193
• The square root of 40072057 is 6330.2493631769
• The cube root of 40072057 is 342.2004257069

Scales and comparisons

• 40,072,057 seconds is equal to 1 year, 14 weeks, 1 day, 19 hours, 7 minutes, 37 seconds.
• To count from 1 to 40,072,057 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 40072057 cubic inches would be around 28.5 feet tall.

Recreational maths with 40072057

• 40072057 backwards is 75027004
• The number of decimal digits it has is: 8
• The sum of 40072057's digits is 25
• More coming soon!