20382018

Names of 20382018

• Cardinal: 20382018 can be written as Twenty million, three hundred eighty-two thousand and eighteen.

Scientific notation

• Scientific notation: 2.0382018 × 10⁷

Factors of 20382018

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 3397008

Divisors of 20382018

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 3 6 3397003 6794006 10191009 20382018
• Sum of all divisors σ(n): 40764048
• Sum of proper divisors (its aliquot sum) s(n): 20382030
• 20382018 is an abundant number, because the sum of its proper divisors (20382030) is greater than itself. Its abundance is 12

Bases of 20382018

• Binary: 1001101110000000101000010₂
• Hexadecimal: 0x1370142
• Base-36: C4UV6

Squares and roots of 20382018

• 20382018 squared (20382018²) is 415426657752324
• 20382018 cubed (20382018³) is 8467233615987707309832
• The square root of 20382018 is 4514.6448365293
• The cube root of 20382018 is 273.1591338313

Scales and comparisons

• 20,382,018 seconds is equal to 33 weeks, 4 days, 21 hours, 40 minutes, 18 seconds.
• To count from 1 to 20,382,018 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 20382018 cubic inches would be around 22.8 feet tall.

Recreational maths with 20382018

• 20382018 backwards is 81028302
• The number of decimal digits it has is: 8
• The sum of 20382018's digits is 24
• More coming soon!