40427643

Names of 40427643

• Cardinal: 40427643 can be written as Forty million, four hundred twenty-seven thousand, six hundred forty-three.

Scientific notation

• Scientific notation: 4.0427643 × 10⁷

Factors of 40427643

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 364253

Divisors of 40427643

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 37 111 364213 1092639 13475881 40427643
• Sum of all divisors σ(n): 55360528
• Sum of proper divisors (its aliquot sum) s(n): 14932885
• 40427643 is a deficient number, because the sum of its proper divisors (14932885) is less than itself. Its deficiency is 25494758

Bases of 40427643

• Binary: 10011010001110000001111011₂
• Hexadecimal: 0x268E07B
• Base-36: O2I63

Squares and roots of 40427643

• 40427643 squared (40427643²) is 1634394318535449
• 40427643 cubed (40427643³) is 66074710030979415016707
• The square root of 40427643 is 6358.2735864383
• The cube root of 40427643 is 343.2096370521

Scales and comparisons

• 40,427,643 seconds is equal to 1 year, 14 weeks, 5 days, 21 hours, 54 minutes, 3 seconds.
• To count from 1 to 40,427,643 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 40427643 cubic inches would be around 28.6 feet tall.

Recreational maths with 40427643

• 40427643 backwards is 34672404
• The number of decimal digits it has is: 8
• The sum of 40427643's digits is 30
• More coming soon!