85520

Names of 85520

• Cardinal: 85520 can be written as Eighty-five thousand, five hundred twenty.

Scientific notation

• Scientific notation: 8.552 × 10⁴

Factors of 85520

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1076

Divisors of 85520

• Number of divisors d(n): 20
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 80 1069 2138 4276 5345 8552 10690 17104 21380 42760 85520
• Sum of all divisors σ(n): 199020
• Sum of proper divisors (its aliquot sum) s(n): 113500
• 85520 is an abundant number, because the sum of its proper divisors (113500) is greater than itself. Its abundance is 27980

Bases of 85520

• Binary: 10100111000010000₂
• Hexadecimal: 0x14E10
• Base-36: 1TZK

Squares and roots of 85520

• 85520 squared (85520²) is 7313670400
• 85520 cubed (85520³) is 625465092608000
• The square root of 85520 is 292.4380276229
• The cube root of 85520 is 44.0577753431

Scales and comparisons

• 85,520 seconds is equal to 23 hours, 45 minutes, 20 seconds.
• To count from 1 to 85,520 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 85520 cubic inches would be around 3.7 feet tall.

Recreational maths with 85520

• 85520 backwards is 02558
• 85520 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 85520's digits is 20
• More coming soon!