30013238

Names of 30013238

• Cardinal: 30013238 can be written as Thirty million, thirteen thousand, two hundred thirty-eight.

Scientific notation

• Scientific notation: 3.0013238 × 10⁷

Factors of 30013238

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 37102

Divisors of 30013238

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 409 818 36691 73382 15006619 30013238
• Sum of all divisors σ(n): 45131160
• Sum of proper divisors (its aliquot sum) s(n): 15117922
• 30013238 is a deficient number, because the sum of its proper divisors (15117922) is less than itself. Its deficiency is 14895316

Bases of 30013238

• Binary: 1110010011111011100110110₂
• Hexadecimal: 0x1C9F736
• Base-36: HVAD2

Squares and roots of 30013238

• 30013238 squared (30013238²) is 900794455244644
• 30013238 cubed (30013238³) is 27035758374337848597272
• The square root of 30013238 is 5478.4339003039
• The cube root of 30013238 is 310.7689478121

Scales and comparisons

• 30,013,238 seconds is equal to 49 weeks, 4 days, 9 hours, 38 seconds.
• To count from 1 to 30,013,238 would take you about twenty-two 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 30013238 cubic inches would be around 25.9 feet tall.

Recreational maths with 30013238

• 30013238 backwards is 83231003
• The number of decimal digits it has is: 8
• The sum of 30013238's digits is 20
• More coming soon!