6428913

Names of 6428913

• Cardinal: 6428913 can be written as Six million, four hundred twenty-eight thousand, nine hundred thirteen.

Scientific notation

• Scientific notation: 6.428913 × 10⁶

Factors of 6428913

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 2142974

Divisors of 6428913

• Number of divisors d(n): 4
• Complete list of divisors:
  1 3 2142971 6428913
• Sum of all divisors σ(n): 8571888
• Sum of proper divisors (its aliquot sum) s(n): 2142975
• 6428913 is a deficient number, because the sum of its proper divisors (2142975) is less than itself. Its deficiency is 4285938

Bases of 6428913

• Binary: 11000100001100011110001₂
• Hexadecimal: 0x6218F1
• Base-36: 3TSKX

Squares and roots of 6428913

• 6428913 squared (6428913²) is 41330922361569
• 6428913 cubed (6428913³) is 265712904072281644497
• The square root of 6428913 is 2535.5301220849
• The cube root of 6428913 is 185.9427214077

Scales and comparisons

• 6,428,913 seconds is equal to 10 weeks, 4 days, 9 hours, 48 minutes, 33 seconds.
• To count from 1 to 6,428,913 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 6428913 cubic inches would be around 15.5 feet tall.

Recreational maths with 6428913

• 6428913 backwards is 3198246
• The number of decimal digits it has is: 7
• The sum of 6428913's digits is 33
• More coming soon!