# Calculate the Greatest Common Factor or GCF of 1118

Sponsors

The instructions to find the GCF of 1118 are the next:

## 1. Decompose all numbers into prime factors

1118 | 2 |

559 | 13 |

43 | 43 |

1 |

## 2. Write all numbers as the product of its prime factors

Prime factors of 1118 | = | 2 . 13 . 43 |

## 3. Choose the common prime factors with the lowest exponent

Common prime factors: 2 , 13 , 43

Common prime factors with the lowest exponent: 2^{1}, 13^{1}, 43^{1}

## 4. Calculate the Greatest Common Factor or GCF

Remember, to find the GCF of several numbers you must multiply the common prime factors with the lowest exponent.

**GCF** = 2^{1}. 13^{1}. 43^{1} = 1118

Also calculates the: