30418018

Names of 30418018

• Cardinal: 30418018 can be written as Thirty million, four hundred eighteen thousand and eighteen.

Scientific notation

• Scientific notation: 3.0418018 × 10⁷

Factors of 30418018

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 134708

Divisors of 30418018

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 113 226 134593 269186 15209009 30418018
• Sum of all divisors σ(n): 46031148
• Sum of proper divisors (its aliquot sum) s(n): 15613130
• 30418018 is a deficient number, because the sum of its proper divisors (15613130) is less than itself. Its deficiency is 14804888

Bases of 30418018

• Binary: 1110100000010010001100010₂
• Hexadecimal: 0x1D02462
• Base-36: I3YOY

Squares and roots of 30418018

• 30418018 squared (30418018²) is 925255819048324
• 30418018 cubed (30418018³) is 28144448158416662301832
• The square root of 30418018 is 5515.2532126821
• The cube root of 30418018 is 312.1597978813

Scales and comparisons

• 30,418,018 seconds is equal to 50 weeks, 2 days, 1 hour, 26 minutes, 58 seconds.
• To count from 1 to 30,418,018 would take you about twenty-three 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 30418018 cubic inches would be around 26 feet tall.

Recreational maths with 30418018

• 30418018 backwards is 81081403
• The number of decimal digits it has is: 8
• The sum of 30418018's digits is 25
• More coming soon!