143 is a composite number. Factor pairs: 143 = 1 x 143 or 11 x 13. Factors of 143: 1, 11, 13, 143. Prime factorization: 143 = 11 x 13.

143 is never a clue in the FIND THE FACTORS 1-10 or 1-12 puzzles.

Excel file of puzzles and previous week’s factor solutions: 10 Factors 2014-06-09

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