85121

Names of 85121

• Cardinal: 85121 can be written as Eighty-five thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 8.5121 × 10⁴

Factors of 85121

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 85121

Divisors of 85121

• Number of divisors d(n): 2
• Complete list of divisors:
  1 85121
• Sum of all divisors σ(n): 85122
• Sum of proper divisors (its aliquot sum) s(n): 1
• 85121 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 85120

Bases of 85121

• Binary: 10100110010000001₂
• Hexadecimal: 0x14C81
• Base-36: 1TOH

Squares and roots of 85121

• 85121 squared (85121²) is 7245584641
• 85121 cubed (85121³) is 616751410226561
• The square root of 85121 is 291.7550342325
• The cube root of 85121 is 43.9891502173

Scales and comparisons

• 85,121 seconds is equal to 23 hours, 38 minutes, 41 seconds.
• To count from 1 to 85,121 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 85121 cubic inches would be around 3.7 feet tall.

Recreational maths with 85121

• 85121 backwards is 12158
• The number of decimal digits it has is: 5
• The sum of 85121's digits is 17
• More coming soon!