147 is a composite number. |

Factor pairs:147 = 1 x 147, 3 x 49, or 7 x 21. |

Factors of 147: 1, 3, 7, 21, 49, 147. |

Prime factorization: 147 = 3 x 7 x 7, which can also be written 147 = 3 x (7^2). |

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

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This one took me nearly half an hour. Grr. Having a glass of wine just before didn’t help 🙂