40144287

Names of 40144287

• Cardinal: 40144287 can be written as Forty million, one hundred forty-four thousand, two hundred eighty-seven.

Scientific notation

• Scientific notation: 4.0144287 × 10⁷

Factors of 40144287

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 431693

Divisors of 40144287

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 31 93 431659 1294977 13381429 40144287
• Sum of all divisors σ(n): 55252480
• Sum of proper divisors (its aliquot sum) s(n): 15108193
• 40144287 is a deficient number, because the sum of its proper divisors (15108193) is less than itself. Its deficiency is 25036094

Bases of 40144287

• Binary: 10011001001000110110011111₂
• Hexadecimal: 0x2648D9F
• Base-36: NWFJ3

Squares and roots of 40144287

• 40144287 squared (40144287²) is 1611563778738369
• 40144287 cubed (40144287³) is 64695078852477583047903
• The square root of 40144287 is 6335.9519411057
• The cube root of 40144287 is 342.4059080515

Scales and comparisons

• 40,144,287 seconds is equal to 1 year, 14 weeks, 2 days, 15 hours, 11 minutes, 27 seconds.
• To count from 1 to 40,144,287 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 40144287 cubic inches would be around 28.5 feet tall.

Recreational maths with 40144287

• 40144287 backwards is 78244104
• The number of decimal digits it has is: 8
• The sum of 40144287's digits is 30
• More coming soon!