3420642

Names of 3420642

• Cardinal: 3420642 can be written as Three million, four hundred twenty thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 3.420642 × 10⁶

Factors of 3420642

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 570112

Divisors of 3420642

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 3 6 570107 1140214 1710321 3420642
• Sum of all divisors σ(n): 6841296
• Sum of proper divisors (its aliquot sum) s(n): 3420654
• 3420642 is an abundant number, because the sum of its proper divisors (3420654) is greater than itself. Its abundance is 12

Bases of 3420642

• Binary: 1101000011000111100010₂
• Hexadecimal: 0x3431E2
• Base-36: 21BDU

Squares and roots of 3420642

• 3420642 squared (3420642²) is 11700791692164
• 3420642 cubed (3420642³) is 40024219495467249288
• The square root of 3420642 is 1849.4977696661
• The cube root of 3420642 is 150.6731523649

Scales and comparisons

• 3,420,642 seconds is equal to 5 weeks, 4 days, 14 hours, 10 minutes, 42 seconds.
• To count from 1 to 3,420,642 would take you about eight 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 3420642 cubic inches would be around 12.6 feet tall.

Recreational maths with 3420642

• 3420642 backwards is 2460243
• The number of decimal digits it has is: 7
• The sum of 3420642's digits is 21
• More coming soon!