30388741

Names of 30388741

• Cardinal: 30388741 can be written as Thirty million, three hundred eighty-eight thousand, seven hundred forty-one.

Scientific notation

• Scientific notation: 3.0388741 × 10⁷

Factors of 30388741

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 1787590

Divisors of 30388741

• Number of divisors d(n): 4
• Complete list of divisors:
  1 17 1787573 30388741
• Sum of all divisors σ(n): 32176332
• Sum of proper divisors (its aliquot sum) s(n): 1787591
• 30388741 is a deficient number, because the sum of its proper divisors (1787591) is less than itself. Its deficiency is 28601150

Bases of 30388741

• Binary: 1110011111011001000000101₂
• Hexadecimal: 0x1CFB205
• Base-36: I3C3P

Squares and roots of 30388741

• 30388741 squared (30388741²) is 923475579565081
• 30388741 cubed (30388741³) is 28063260207228139153021
• The square root of 30388741 is 5512.5983891447
• The cube root of 30388741 is 312.0596156353

Scales and comparisons

• 30,388,741 seconds is equal to 50 weeks, 1 day, 17 hours, 19 minutes, 1 second.
• To count from 1 to 30,388,741 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 30388741 cubic inches would be around 26 feet tall.

Recreational maths with 30388741

• 30388741 backwards is 14788303
• The number of decimal digits it has is: 8
• The sum of 30388741's digits is 34
• More coming soon!