40927749

Names of 40927749

• Cardinal: 40927749 can be written as Forty million, nine hundred twenty-seven thousand, seven hundred forty-nine.

Scientific notation

• Scientific notation: 4.0927749 × 10⁷

Factors of 40927749

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 16779

Divisors of 40927749

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 857 2571 15919 47757 13642583 40927749
• Sum of all divisors σ(n): 54637440
• Sum of proper divisors (its aliquot sum) s(n): 13709691
• 40927749 is a deficient number, because the sum of its proper divisors (13709691) is less than itself. Its deficiency is 27218058

Bases of 40927749

• Binary: 10011100001000001000000101₂
• Hexadecimal: 0x2708205
• Base-36: OD81X

Squares and roots of 40927749

• 40927749 squared (40927749²) is 1675080638207001
• 40927749 cubed (40927749³) is 68557279915295946970749
• The square root of 40927749 is 6397.4798944585
• The cube root of 40927749 is 344.6190544187

Scales and comparisons

• 40,927,749 seconds is equal to 1 year, 15 weeks, 4 days, 16 hours, 49 minutes, 9 seconds.
• To count from 1 to 40,927,749 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 40927749 cubic inches would be around 28.7 feet tall.

Recreational maths with 40927749

• 40927749 backwards is 94772904
• The number of decimal digits it has is: 8
• The sum of 40927749's digits is 42
• More coming soon!