449

449 is a prime number. Like all primes greater than two, it is odd and has no factors apart from itself and one.

What does the number 449 look like?

As a prime, it is not composed of any other numbers and has no internal structure.

449 is a prime number. Like all primes (except two), it is an odd number.

Prime factorization of 449:

449

See below for interesting mathematical facts about the number 449 from the Numbermatics database.


Names of 449

  • Cardinal: 449 can be written as Four hundred forty-nine.

Scientific notation

  • Scientific notation: 4.49 × 102

Factors of 449

  • Number of distinct prime factors ω(n): 1
  • Total number of prime factors Ω(n): 1
  • Sum of prime factors: 449

Divisors of 449

  • Number of divisors d(n): 2
  • Complete list of divisors:
    1 449
  • Sum of all divisors σ(n): 450
  • Sum of proper divisors (its aliquot sum) s(n): 1
  • 449 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 448

Bases of 449

  • Binary: 1110000012
  • Hexadecimal: 0x1C1
  • Base-36: CH

Squares and roots of 449

  • 449 squared (4492) is 201601
  • 449 cubed (4493) is 90518849
  • The square root of 449 is 21.1896201005
  • The cube root of 449 is 7.6574137479

Scales and comparisons

How big is 449?
  • 449 seconds is equal to 7 minutes, 29 seconds.
  • To count from 1 to 449 would take you about three 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 449 cubic inches would be around 0.6 feet tall.

Recreational maths with 449

  • 449 backwards is 944
  • The number of decimal digits it has is: 3
  • The sum of 449's digits is 17
  • More coming soon!

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The information we have on file for 449 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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