170

Names of 170

• Cardinal: 170 can be written as One hundred seventy.

Scientific notation

• Scientific notation: 1.7 × 10²

Factors of 170

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 24

Divisors of 170

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 5 10 17 34 85 170
• Sum of all divisors σ(n): 324
• Sum of proper divisors (its aliquot sum) s(n): 154
• 170 is a deficient number, because the sum of its proper divisors (154) is less than itself. Its deficiency is 16

Bases of 170

• Binary: 10101010₂
• Hexadecimal: 0xAA
• Base-36: 4Q

Squares and roots of 170

• 170 squared (170²) is 28900
• 170 cubed (170³) is 4913000
• The square root of 170 is 13.0384048105
• The cube root of 170 is 5.5396582567

Scales and comparisons

• 170 seconds is equal to 2 minutes, 50 seconds.
• To count from 1 to 170 would take you about twenty-five seconds.

  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 170 cubic inches would be around 0.5 feet tall.

Recreational maths with 170

• 170 backwards is 071
• The number of decimal digits it has is: 3
• The sum of 170's digits is 8
• More coming soon!