Crossword clues for the word: PRIMENUMBER The word PRIMENUMBER has appeared as an answer to at least 11 crossword clues on different crossword puzzles. Crossword clues for PRIMENUMBER Showing 1 to 11 of 11 results Clue(s) "2 or 3, but not 4" "Two, perhaps one, but not zero" 17- and 38-Across and 11- and 25-Down all start with one 3, 5 or 7, but not 9 73 or 173, to mathematicians Excellent anaesthetic like 3 perhaps Head anesthesiologist? Ideal integer? One of 25 under 100 (but not 1, 25 or 100) Prepare anaesthetic for five? Top-quality integer, per the USDA?