Difference between revisions of "Almost prime"
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A [[natural number]] is considered ''' ''k''-almost prime''' if it has exactly ''k'' prime factors. 1-almost prime numbers are [[prime numbers|primes]]. 2-almost prime numbers are [[semiprime]]. | A [[natural number]] is considered ''' ''k''-almost prime''' if it has exactly ''k'' prime factors. 1-almost prime numbers are [[prime numbers|primes]]. 2-almost prime numbers are [[semiprime]]. | ||
| − | ==External | + | ==External links== |
*[http://mathworld.wolfram.com/AlmostPrime.html Almost Prime] at MathWorld | *[http://mathworld.wolfram.com/AlmostPrime.html Almost Prime] at MathWorld | ||
[[Category:Number Theory]] | [[Category:Number Theory]] | ||
Latest revision as of 01:23, July 13, 2016
A natural number is considered k-almost prime if it has exactly k prime factors. 1-almost prime numbers are primes. 2-almost prime numbers are semiprime.
External links
- Almost Prime at MathWorld