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| 640: | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 5 | ||||
| 42000: | 2 | 2 | 2 | 2 | 3 | 5 | 5 | 5 | 7 | |||
| GCF: | 2 | 2 | 2 | 2 | 5 |
The Greates Common Factor (GCF) is: 2 x 2 x 2 x 2 x 5 = 80
| Greatest Common Factor (GCF) of 114 and 31 | | Greatest Common Factor (GCF) of 51 and 493 | | Greatest Common Factor (GCF) of 255 and 765 | | Greatest Common Factor (GCF) of 148 and 65 | | Greatest Common Factor (GCF) of 26 and 754 | | Greatest Common Factor (GCF) of 54 and 265 | | Greatest Common Factor (GCF) of 512 and 468 | | Greatest Common Factor (GCF) of 2424 and 42 | | Greatest Common Factor (GCF) of 205 and 8 | | Greatest Common Factor (GCF) of 638 and 44 | | Greatest Common Factor (GCF) of 58 and 667 | | Greatest Common Factor (GCF) of 638 and 174 | | Greatest Common Factor (GCF) of 8045 and 1000 | | Greatest Common Factor (GCF) of 986 and 170 | | Greatest Common Factor (GCF) of 225 and 765 | | Greatest Common Factor (GCF) of 46 and 506 | | Greatest Common Factor (GCF) of 506 and 286 | | Greatest Common Factor (GCF) of 192 and 19 | | Greatest Common Factor (GCF) of 308 and 770 | | Greatest Common Factor (GCF) of 3963 and 6552 | | Greatest Common Factor (GCF) of 456 and 64 | | Greatest Common Factor (GCF) of 357 and 867 | | Greatest Common Factor (GCF) of 49 and 636 | | Greatest Common Factor (GCF) of 544 and 5544 | | Greatest Common Factor (GCF) of 65 and 654 | | Greatest Common Factor (GCF) of 63 and 6655 | | Greatest Common Factor (GCF) of 63 and 646 | | Greatest Common Factor (GCF) of 66 and 6636 | | Greatest Common Factor (GCF) of 67374 and 646 | | Greatest Common Factor (GCF) of 64 and 646 | | Greatest Common Factor (GCF) of 486 and 5373 | | Greatest Common Factor (GCF) of 53 and 636 |