6391142

Names of 6391142

• Cardinal: 6391142 can be written as Six million, three hundred ninety-one thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 6.391142 × 10⁶

Factors of 6391142

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 3195573

Divisors of 6391142

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 3195571 6391142
• Sum of all divisors σ(n): 9586716
• Sum of proper divisors (its aliquot sum) s(n): 3195574
• 6391142 is a deficient number, because the sum of its proper divisors (3195574) is less than itself. Its deficiency is 3195568

Bases of 6391142

• Binary: 11000011000010101100110₂
• Hexadecimal: 0x618566
• Base-36: 3SZFQ

Squares and roots of 6391142

• 6391142 squared (6391142²) is 40846696064164
• 6391142 cubed (6391142³) is 261057034776913235288
• The square root of 6391142 is 2528.0708059705
• The cube root of 6391142 is 185.5778571423

Scales and comparisons

• 6,391,142 seconds is equal to 10 weeks, 3 days, 23 hours, 19 minutes, 2 seconds.
• To count from 1 to 6,391,142 would take you about fifteen 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 6391142 cubic inches would be around 15.5 feet tall.

Recreational maths with 6391142

• 6391142 backwards is 2411936
• The number of decimal digits it has is: 7
• The sum of 6391142's digits is 26
• More coming soon!