68013

Names of 68013

• Cardinal: 68013 can be written as Sixty-eight thousand and thirteen.

Scientific notation

• Scientific notation: 6.8013 × 10⁴

Factors of 68013

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 243

Divisors of 68013

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 9 11 27 33 99 229 297 687 2061 2519 6183 7557 22671 68013
• Sum of all divisors σ(n): 110400
• Sum of proper divisors (its aliquot sum) s(n): 42387
• 68013 is a deficient number, because the sum of its proper divisors (42387) is less than itself. Its deficiency is 25626

Bases of 68013

• Binary: 10000100110101101₂
• Hexadecimal: 0x109AD
• Base-36: 1GH9

Squares and roots of 68013

• 68013 squared (68013²) is 4625768169
• 68013 cubed (68013³) is 314612370478197
• The square root of 68013 is 260.7930213791
• The cube root of 68013 is 40.8191519083

Scales and comparisons

• 68,013 seconds is equal to 18 hours, 53 minutes, 33 seconds.
• To count from 1 to 68,013 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 68013 cubic inches would be around 3.4 feet tall.

Recreational maths with 68013

• 68013 backwards is 31086
• The number of decimal digits it has is: 5
• The sum of 68013's digits is 18
• More coming soon!