354 bytes added
, 01:31, November 16, 2008
{{stub}}
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 Links==
*[http://mathworld.wolfram.com/AlmostPrime.html Almost Prime]] at MathWorld
[[Category:Prime Numbers]]
[[Category:mathematics]]