18846142

Names of 18846142

• Cardinal: 18846142 can be written as Eighteen million, eight hundred forty-six thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 1.8846142 × 10⁷

Factors of 18846142

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 32883

Divisors of 18846142

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 7 14 41 82 287 574 32833 65666 229831 459662 1346153 2692306 9423071 18846142
• Sum of all divisors σ(n): 33096672
• Sum of proper divisors (its aliquot sum) s(n): 14250530
• 18846142 is a deficient number, because the sum of its proper divisors (14250530) is less than itself. Its deficiency is 4595612

Bases of 18846142

• Binary: 1000111111001000110111110₂
• Hexadecimal: 0x11F91BE
• Base-36: B7XRY

Squares and roots of 18846142

• 18846142 squared (18846142²) is 355177068284164
• 18846142 cubed (18846142³) is 6693717464027051095288
• The square root of 18846142 is 4341.2143462401
• The cube root of 18846142 is 266.1179400489

Scales and comparisons

• 18,846,142 seconds is equal to 31 weeks, 1 day, 3 hours, 2 minutes, 22 seconds.
• To count from 1 to 18,846,142 would take you about forty-six 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 18846142 cubic inches would be around 22.2 feet tall.

Recreational maths with 18846142

• 18846142 backwards is 24164881
• The number of decimal digits it has is: 8
• The sum of 18846142's digits is 34
• More coming soon!