18041142

Names of 18041142

• Cardinal: 18041142 can be written as Eighteen million, forty-one thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 1.8041142 × 10⁷

Factors of 18041142

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 429563

Divisors of 18041142

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 3 6 7 14 21 42 429551 859102 1288653 2577306 3006857 6013714 9020571 18041142
• Sum of all divisors σ(n): 41236992
• Sum of proper divisors (its aliquot sum) s(n): 23195850
• 18041142 is an abundant number, because the sum of its proper divisors (23195850) is greater than itself. Its abundance is 5154708

Bases of 18041142

• Binary: 1000100110100100100110110₂
• Hexadecimal: 0x1134936
• Base-36: AQOMU

Squares and roots of 18041142

• 18041142 squared (18041142²) is 325482804664164
• 18041142 cubed (18041142³) is 5872081497504445035288
• The square root of 18041142 is 4247.4865508911
• The cube root of 18041142 is 262.2736588613

Scales and comparisons

• 18,041,142 seconds is equal to 29 weeks, 5 days, 19 hours, 25 minutes, 42 seconds.
• To count from 1 to 18,041,142 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 18041142 cubic inches would be around 21.9 feet tall.

Recreational maths with 18041142

• 18041142 backwards is 24114081
• 18041142 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 18041142's digits is 21
• More coming soon!