30391401

Names of 30391401

• Cardinal: 30391401 can be written as Thirty million, three hundred ninety-one thousand, four hundred one.

Scientific notation

• Scientific notation: 3.0391401 × 10⁷

Factors of 30391401

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 151271

Divisors of 30391401

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 67 201 151201 453603 10130467 30391401
• Sum of all divisors σ(n): 41126944
• Sum of proper divisors (its aliquot sum) s(n): 10735543
• 30391401 is a deficient number, because the sum of its proper divisors (10735543) is less than itself. Its deficiency is 19655858

Bases of 30391401

• Binary: 1110011111011110001101001₂
• Hexadecimal: 0x1CFBC69
• Base-36: I3E5L

Squares and roots of 30391401

• 30391401 squared (30391401²) is 923637254742801
• 30391401 cubed (30391401³) is 28070630187427617054201
• The square root of 30391401 is 5512.8396494003
• The cube root of 30391401 is 312.0687204807

Scales and comparisons

• 30,391,401 seconds is equal to 50 weeks, 1 day, 18 hours, 3 minutes, 21 seconds.
• To count from 1 to 30,391,401 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 30391401 cubic inches would be around 26 feet tall.

Recreational maths with 30391401

• 30391401 backwards is 10419303
• The number of decimal digits it has is: 8
• The sum of 30391401's digits is 21
• More coming soon!