17420842

Names of 17420842

• Cardinal: 17420842 can be written as Seventeen million, four hundred twenty thousand, eight hundred forty-two.

Scientific notation

• Scientific notation: 1.7420842 × 10⁷

Factors of 17420842

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 8710423

Divisors of 17420842

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 8710421 17420842
• Sum of all divisors σ(n): 26131266
• Sum of proper divisors (its aliquot sum) s(n): 8710424
• 17420842 is a deficient number, because the sum of its proper divisors (8710424) is less than itself. Its deficiency is 8710418

Bases of 17420842

• Binary: 1000010011101001000101010₂
• Hexadecimal: 0x109D22A
• Base-36: ADE0A

Squares and roots of 17420842

• 17420842 squared (17420842²) is 303485735988964
• 17420842 cubed (17420842³) is 5286977055917455587688
• The square root of 17420842 is 4173.8282187939
• The cube root of 17420842 is 259.2326586681

Scales and comparisons

• 17,420,842 seconds is equal to 28 weeks, 5 days, 15 hours, 7 minutes, 22 seconds.
• To count from 1 to 17,420,842 would take you about forty-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 17420842 cubic inches would be around 21.6 feet tall.

Recreational maths with 17420842

• 17420842 backwards is 24802471
• The number of decimal digits it has is: 8
• The sum of 17420842's digits is 28
• More coming soon!