20172001

Names of 20172001

• Cardinal: 20172001 can be written as Twenty million, one hundred seventy-two thousand and one.

Scientific notation

• Scientific notation: 2.0172001 × 10⁷

Factors of 20172001

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 20172001

Divisors of 20172001

• Number of divisors d(n): 2
• Complete list of divisors:
  1 20172001
• Sum of all divisors σ(n): 20172002
• Sum of proper divisors (its aliquot sum) s(n): 1
• 20172001 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 20172000

Bases of 20172001

• Binary: 1001100111100110011100001₂
• Hexadecimal: 0x133CCE1
• Base-36: C0CTD

Squares and roots of 20172001

• 20172001 squared (20172001²) is 406909624344001
• 20172001 cubed (20172001³) is 8208181349176812516001
• The square root of 20172001 is 4491.3250828681
• The cube root of 20172001 is 272.2176791567

Scales and comparisons

• 20,172,001 seconds is equal to 33 weeks, 2 days, 11 hours, 20 minutes, 1 second.
• To count from 1 to 20,172,001 would take you about fifty weeks!

  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 20172001 cubic inches would be around 22.7 feet tall.

Recreational maths with 20172001

• 20172001 backwards is 10027102
• The number of decimal digits it has is: 8
• The sum of 20172001's digits is 13
• More coming soon!