42290

Names of 42290

• Cardinal: 42290 can be written as Forty-two thousand, two hundred ninety.

Scientific notation

• Scientific notation: 4.229 × 10⁴

Factors of 42290

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 4236

Divisors of 42290

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 5 10 4229 8458 21145 42290
• Sum of all divisors σ(n): 76140
• Sum of proper divisors (its aliquot sum) s(n): 33850
• 42290 is a deficient number, because the sum of its proper divisors (33850) is less than itself. Its deficiency is 8440

Bases of 42290

• Binary: 1010010100110010₂
• Hexadecimal: 0xA532
• Base-36: WMQ

Squares and roots of 42290

• 42290 squared (42290²) is 1788444100
• 42290 cubed (42290³) is 75633300989000
• The square root of 42290 is 205.6453257433
• The cube root of 42290 is 34.8400868041

Scales and comparisons

• 42,290 seconds is equal to 11 hours, 44 minutes, 50 seconds.
• To count from 1 to 42,290 would take you about eleven hours.

  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 42290 cubic inches would be around 2.9 feet tall.

Recreational maths with 42290

• 42290 backwards is 09224
• The number of decimal digits it has is: 5
• The sum of 42290's digits is 17
• More coming soon!