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| 189: | 3 | 3 | 3 | 7 | |
| 315: | 3 | 3 | 5 | 7 | |
| GCF: | 3 | 3 | 7 |
The Greates Common Factor (GCF) is: 3 x 3 x 7 = 63
| Greatest Common Factor (GCF) of 672 and 816 | | Greatest Common Factor (GCF) of 231 and 168 | | Greatest Common Factor (GCF) of 315 and 585 | | Greatest Common Factor (GCF) of 243 and 108 | | Greatest Common Factor (GCF) of 1400000 and 420000 | | Greatest Common Factor (GCF) of 1500 and 9000 | | Greatest Common Factor (GCF) of 288 and 24 | | Greatest Common Factor (GCF) of 288 and 40 | | Greatest Common Factor (GCF) of 11 and 85 | | Greatest Common Factor (GCF) of 114 and 126 | | Greatest Common Factor (GCF) of 168 and 430 | | Greatest Common Factor (GCF) of 1250 and 20 | | Greatest Common Factor (GCF) of 15 and 1000 | | Greatest Common Factor (GCF) of 225 and 1000 | | Greatest Common Factor (GCF) of 45 and 117 | | Greatest Common Factor (GCF) of 110 and 550 | | Greatest Common Factor (GCF) of 5 and 65 | | Greatest Common Factor (GCF) of 35 and 53 | | Greatest Common Factor (GCF) of 12 and 216 | | Greatest Common Factor (GCF) of 93 and 120 | | Greatest Common Factor (GCF) of 29 and 31 | | Greatest Common Factor (GCF) of 25 and 39 | | Greatest Common Factor (GCF) of 1575 and 60025 | | Greatest Common Factor (GCF) of 1400 and 1575 | | Greatest Common Factor (GCF) of 102 and 36 | | Greatest Common Factor (GCF) of 196 and 35 | | Greatest Common Factor (GCF) of 209 and 456 | | Greatest Common Factor (GCF) of 432 and 684 | | Greatest Common Factor (GCF) of 432 and 784 | | Greatest Common Factor (GCF) of 90 and 83 | | Greatest Common Factor (GCF) of 14 and 90 | | Greatest Common Factor (GCF) of 176 and 132 |