If it's not what You are looking for type in the calculator fields your own values, and You will get the solution.

To find the greatest common factor of two numbers just type them in and get the solution.

To get the Greates Common Factor (GCF) of 18 and 36 we need to factor each value first and then we choose all the copies of factors and multiply them:

18: | 2 | 3 | 3 | |

36: | 2 | 2 | 3 | 3 |

GCF: | 2 | 3 | 3 |

**The Greates Common Factor (GCF) is: 2 x 3 x 3 = 18**

| Greatest Common Factor (GCF) of 18 and 27 | | Greatest Common Factor (GCF) of 63 and 6 | | Greatest Common Factor (GCF) of 60 and 24 | | Greatest Common Factor (GCF) of 7 and 14 | | Greatest Common Factor (GCF) of 30 and 4 | | Greatest Common Factor (GCF) of 48 and 30 | | Greatest Common Factor (GCF) of 3 and 45 | | Greatest Common Factor (GCF) of 24 and 60 | | Greatest Common Factor (GCF) of 72 and 36 | | Greatest Common Factor (GCF) of 27 and 8 | | Greatest Common Factor (GCF) of 64 and 125 | | Greatest Common Factor (GCF) of 24 and 3 | | Greatest Common Factor (GCF) of 30 and 120 | | Greatest Common Factor (GCF) of 24 and 48 | | Greatest Common Factor (GCF) of 20 and 35 | | Greatest Common Factor (GCF) of 10 and 12 | | Greatest Common Factor (GCF) of 15 and 20 | | Greatest Common Factor (GCF) of 8 and 24 | | Greatest Common Factor (GCF) of 17 and 51 | | Greatest Common Factor (GCF) of 90 and 112 | | Greatest Common Factor (GCF) of 78 and 12 | | Greatest Common Factor (GCF) of 6 and 15 | | Greatest Common Factor (GCF) of 3 and 2 | | Greatest Common Factor (GCF) of 2324 and 23345 | | Greatest Common Factor (GCF) of 123456789 and 987654321 | | Greatest Common Factor (GCF) of 48 and 125 | | Greatest Common Factor (GCF) of 6 and 11 | | Greatest Common Factor (GCF) of 16 and 20 | | Greatest Common Factor (GCF) of 14 and 13 | | Greatest Common Factor (GCF) of 12 and 30 | | Greatest Common Factor (GCF) of 56 and 140 | | Greatest Common Factor (GCF) of 35 and 45 | | Greatest Common Factor (GCF) of 64 and 152 | | Greatest Common Factor (GCF) of 35 and 110 | | Greatest Common Factor (GCF) of 45 and 270 | | Greatest Common Factor (GCF) of 68 and 238 | | Greatest Common Factor (GCF) of 125 and 225 | | Greatest Common Factor (GCF) of 144 and 360 | | Greatest Common Factor (GCF) of 1200 and 1575 | | Greatest Common Factor (GCF) of 9 and 15 | | Greatest Common Factor (GCF) of 466 and 724 | | Greatest Common Factor (GCF) of 154 and 242 | | Greatest Common Factor (GCF) of 453 and 492 | | Greatest Common Factor (GCF) of 700 and 900 | | Greatest Common Factor (GCF) of 60 and 8 | | Greatest Common Factor (GCF) of 30 and 24 | | Greatest Common Factor (GCF) of 12 and 60 | | Greatest Common Factor (GCF) of 125 and 16 | | Greatest Common Factor (GCF) of 225 and 54 | | Greatest Common Factor (GCF) of 20 and 45 | | Greatest Common Factor (GCF) of 4732 and 1485 | | Greatest Common Factor (GCF) of 6650 and 132 | | Greatest Common Factor (GCF) of 2380 and 2750 | | Greatest Common Factor (GCF) of 210 and 1495 | | Greatest Common Factor (GCF) of 11661 and 2436 | | Greatest Common Factor (GCF) of 1330 and 5929 | | Greatest Common Factor (GCF) of 2760 and 1380 | | Greatest Common Factor (GCF) of 1452 and 1870 | | Greatest Common Factor (GCF) of 1581 and 624 | | Greatest Common Factor (GCF) of 1694 and 1705 | | Greatest Common Factor (GCF) of 56 and 84 | | Greatest Common Factor (GCF) of 15 and 8 | | Greatest Common Factor (GCF) of 12 and 53 | | Greatest Common Factor (GCF) of 69 and 12 | | Greatest Common Factor (GCF) of 48 and 36 |