85684

Names of 85684

• Cardinal: 85684 can be written as Eighty-five thousand, six hundred eighty-four.

Scientific notation

• Scientific notation: 8.5684 × 10⁴

Factors of 85684

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 724

Divisors of 85684

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 4 31 62 124 691 1382 2764 21421 42842 85684
• Sum of all divisors σ(n): 155008
• Sum of proper divisors (its aliquot sum) s(n): 69324
• 85684 is a deficient number, because the sum of its proper divisors (69324) is less than itself. Its deficiency is 16360

Bases of 85684

• Binary: 10100111010110100₂
• Hexadecimal: 0x14EB4
• Base-36: 1U44

Squares and roots of 85684

• 85684 squared (85684²) is 7341747856
• 85684 cubed (85684³) is 629070323293504
• The square root of 85684 is 292.7182946111
• The cube root of 85684 is 44.0859202657

Scales and comparisons

• 85,684 seconds is equal to 23 hours, 48 minutes, 4 seconds.
• To count from 1 to 85,684 would take you about twenty-three 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 85684 cubic inches would be around 3.7 feet tall.

Recreational maths with 85684

• 85684 backwards is 48658
• 85684 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 85684's digits is 31
• More coming soon!