Favrion@lemmy.world to math@lemmy.worldEnglish · 1 year agoIs there a name for numbers whose only factors are primes and semiprimes but may not be primes in themselves?message-squaremessage-square4fedilinkarrow-up116arrow-down10file-text
arrow-up116arrow-down1message-squareIs there a name for numbers whose only factors are primes and semiprimes but may not be primes in themselves?Favrion@lemmy.world to math@lemmy.worldEnglish · 1 year agomessage-square4fedilinkfile-text
minus-squarenelsonslament@lemmy.worldlinkfedilinkEnglisharrow-up7·1 year agohttps://en.m.wikipedia.org/wiki/Almost_prime
https://en.m.wikipedia.org/wiki/Almost_prime