18082194

Names of 18082194

• Cardinal: 18082194 can be written as Eighteen million, eighty-two thousand, one hundred ninety-four.

Scientific notation

• Scientific notation: 1.8082194 × 10⁷

Factors of 18082194

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 231841

Divisors of 18082194

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 3 6 13 26 39 78 231823 463646 695469 1390938 3013699 6027398 9041097 18082194
• Sum of all divisors σ(n): 38946432
• Sum of proper divisors (its aliquot sum) s(n): 20864238
• 18082194 is an abundant number, because the sum of its proper divisors (20864238) is greater than itself. Its abundance is 2782044

Bases of 18082194

• Binary: 1000100111110100110010010₂
• Hexadecimal: 0x113E992
• Base-36: ARKB6

Squares and roots of 18082194

• 18082194 squared (18082194²) is 326965739853636
• 18082194 cubed (18082194³) is 5912257939386977757384
• The square root of 18082194 is 4252.3163099657
• The cube root of 18082194 is 262.4724397369

Scales and comparisons

• 18,082,194 seconds is equal to 29 weeks, 6 days, 6 hours, 49 minutes, 54 seconds.
• To count from 1 to 18,082,194 would take you about forty-four 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 18082194 cubic inches would be around 21.9 feet tall.

Recreational maths with 18082194

• 18082194 backwards is 49128081
• The number of decimal digits it has is: 8
• The sum of 18082194's digits is 33
• More coming soon!