66406

Names of 66406

• Cardinal: 66406 can be written as Sixty-six thousand, four hundred six.

Scientific notation

• Scientific notation: 6.6406 × 10⁴

Factors of 66406

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 33205

Divisors of 66406

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 33203 66406
• Sum of all divisors σ(n): 99612
• Sum of proper divisors (its aliquot sum) s(n): 33206
• 66406 is a deficient number, because the sum of its proper divisors (33206) is less than itself. Its deficiency is 33200

Bases of 66406

• Binary: 10000001101100110₂
• Hexadecimal: 0x10366
• Base-36: 1F8M

Squares and roots of 66406

• 66406 squared (66406²) is 4409756836
• 66406 cubed (66406³) is 292834312451416
• The square root of 66406 is 257.6936165293
• The cube root of 66406 is 40.4950966985

Scales and comparisons

• 66,406 seconds is equal to 18 hours, 26 minutes, 46 seconds.
• To count from 1 to 66,406 would take you about eighteen 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 66406 cubic inches would be around 3.4 feet tall.

Recreational maths with 66406

• 66406 backwards is 60466
• The number of decimal digits it has is: 5
• The sum of 66406's digits is 22
• More coming soon!