349

Names of 349

• Cardinal: 349 can be written as Three hundred forty-nine.

Scientific notation

• Scientific notation: 3.49 × 10²

Factors of 349

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 349

Divisors of 349

• Number of divisors d(n): 2
• Complete list of divisors:
  1 349
• Sum of all divisors σ(n): 350
• Sum of proper divisors (its aliquot sum) s(n): 1
• 349 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 348

Bases of 349

• Binary: 101011101₂
• Hexadecimal: 0x15D
• Base-36: 9P

Squares and roots of 349

• 349 squared (349²) is 121801
• 349 cubed (349³) is 42508549
• The square root of 349 is 18.6815416923
• The cube root of 349 is 7.0405806167

Scales and comparisons

• 349 seconds is equal to 5 minutes, 49 seconds.
• To count from 1 to 349 would take you about two minutes.

  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 349 cubic inches would be around 0.6 feet tall.

Recreational maths with 349

• 349 backwards is 943
• The number of decimal digits it has is: 3
• The sum of 349's digits is 16
• More coming soon!