30550042

Names of 30550042

• Cardinal: 30550042 can be written as Thirty million, five hundred fifty thousand and forty-two.

Scientific notation

• Scientific notation: 3.0550042 × 10⁷

Factors of 30550042

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 15275023

Divisors of 30550042

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 15275021 30550042
• Sum of all divisors σ(n): 45825066
• Sum of proper divisors (its aliquot sum) s(n): 15275024
• 30550042 is a deficient number, because the sum of its proper divisors (15275024) is less than itself. Its deficiency is 15275018

Bases of 30550042

• Binary: 1110100100010100000011010₂
• Hexadecimal: 0x1D2281A
• Base-36: I6SKA

Squares and roots of 30550042

• 30550042 squared (30550042²) is 933305066201764
• 30550042 cubed (30550042³) is 28512508971276670674088
• The square root of 30550042 is 5527.2092415613
• The cube root of 30550042 is 312.6107707575

Scales and comparisons

• 30,550,042 seconds is equal to 50 weeks, 3 days, 14 hours, 7 minutes, 22 seconds.
• To count from 1 to 30,550,042 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 30550042 cubic inches would be around 26.1 feet tall.

Recreational maths with 30550042

• 30550042 backwards is 24005503
• The number of decimal digits it has is: 8
• The sum of 30550042's digits is 19
• More coming soon!