85130

Names of 85130

• Cardinal: 85130 can be written as Eighty-five thousand, one hundred thirty.

Scientific notation

• Scientific notation: 8.513 × 10⁴

Factors of 85130

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 8520

Divisors of 85130

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 5 10 8513 17026 42565 85130
• Sum of all divisors σ(n): 153252
• Sum of proper divisors (its aliquot sum) s(n): 68122
• 85130 is a deficient number, because the sum of its proper divisors (68122) is less than itself. Its deficiency is 17008

Bases of 85130

• Binary: 10100110010001010₂
• Hexadecimal: 0x14C8A
• Base-36: 1TOQ

Squares and roots of 85130

• 85130 squared (85130²) is 7247116900
• 85130 cubed (85130³) is 616947061697000
• The square root of 85130 is 291.7704577231
• The cube root of 85130 is 43.9907005141

Scales and comparisons

• 85,130 seconds is equal to 23 hours, 38 minutes, 50 seconds.
• To count from 1 to 85,130 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 85130 cubic inches would be around 3.7 feet tall.

Recreational maths with 85130

• 85130 backwards is 03158
• The number of decimal digits it has is: 5
• The sum of 85130's digits is 17
• More coming soon!