rough number

Questions

What does rough number mean?

A k-rough number; a positive integer whose prime factors are all greater than or equal to k.

How to pronounce rough number

1. Open the pronunciation page — Open the Speakur entry for “rough number”.
2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
3. Play the audio — Click Play to hear reference audio for “rough number”.
4. Repeat and practice — Say “rough number” aloud, matching stress and vowels until it feels natural.