42520

Names of 42520

• Cardinal: 42520 can be written as Forty-two thousand, five hundred twenty.

Scientific notation

• Scientific notation: 4.252 × 10⁴

Factors of 42520

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 1070

Divisors of 42520

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 4 5 8 10 20 40 1063 2126 4252 5315 8504 10630 21260 42520
• Sum of all divisors σ(n): 95760
• Sum of proper divisors (its aliquot sum) s(n): 53240
• 42520 is an abundant number, because the sum of its proper divisors (53240) is greater than itself. Its abundance is 10720

Bases of 42520

• Binary: 1010011000011000₂
• Hexadecimal: 0xA618
• Base-36: WT4

Squares and roots of 42520

• 42520 squared (42520²) is 1807950400
• 42520 cubed (42520³) is 76874051008000
• The square root of 42520 is 206.2037827005
• The cube root of 42520 is 34.9031335187

Scales and comparisons

• 42,520 seconds is equal to 11 hours, 48 minutes, 40 seconds.
• To count from 1 to 42,520 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 42520 cubic inches would be around 2.9 feet tall.

Recreational maths with 42520

• 42520 backwards is 02524
• The number of decimal digits it has is: 5
• The sum of 42520's digits is 13
• More coming soon!