68090

Names of 68090

• Cardinal: 68090 can be written as Sixty-eight thousand and ninety.

Scientific notation

• Scientific notation: 6.809 × 10⁴

Factors of 68090

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 637

Divisors of 68090

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 5 10 11 22 55 110 619 1238 3095 6190 6809 13618 34045 68090
• Sum of all divisors σ(n): 133920
• Sum of proper divisors (its aliquot sum) s(n): 65830
• 68090 is a deficient number, because the sum of its proper divisors (65830) is less than itself. Its deficiency is 2260

Bases of 68090

• Binary: 10000100111111010₂
• Hexadecimal: 0x109FA
• Base-36: 1GJE

Squares and roots of 68090

• 68090 squared (68090²) is 4636248100
• 68090 cubed (68090³) is 315682133129000
• The square root of 68090 is 260.9406062689
• The cube root of 68090 is 40.8345503825

Scales and comparisons

• 68,090 seconds is equal to 18 hours, 54 minutes, 50 seconds.
• To count from 1 to 68,090 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 68090 cubic inches would be around 3.4 feet tall.

Recreational maths with 68090

• 68090 backwards is 09086
• The number of decimal digits it has is: 5
• The sum of 68090's digits is 23
• More coming soon!