8420012

Names of 8420012

• Cardinal: 8420012 can be written as Eight million, four hundred twenty thousand and twelve.

Scientific notation

• Scientific notation: 8.420012 × 10⁶

Factors of 8420012

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 2105005

Divisors of 8420012

• Number of divisors d(n): 6
• Complete list of divisors:
  1 2 4 2105003 4210006 8420012
• Sum of all divisors σ(n): 14735028
• Sum of proper divisors (its aliquot sum) s(n): 6315016
• 8420012 is a deficient number, because the sum of its proper divisors (6315016) is less than itself. Its deficiency is 2104996

Bases of 8420012

• Binary: 100000000111101010101100₂
• Hexadecimal: 0x807AAC
• Base-36: 50GX8

Squares and roots of 8420012

• 8420012 squared (8420012²) is 70896602080144
• 8420012 cubed (8420012³) is 596950240274037441728
• The square root of 8420012 is 2901.7256934451
• The cube root of 8420012 is 203.4405728917

Scales and comparisons

• 8,420,012 seconds is equal to 13 weeks, 6 days, 10 hours, 53 minutes, 32 seconds.
• To count from 1 to 8,420,012 would take you about twenty 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 8420012 cubic inches would be around 17 feet tall.

Recreational maths with 8420012

• 8420012 backwards is 2100248
• The number of decimal digits it has is: 7
• The sum of 8420012's digits is 17
• More coming soon!