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| 1428: | 2 | 2 | 3 | 7 | 17 | ||
| 11571: | 3 | 7 | 19 | 29 | |||
| GCF: | 3 | 7 |
The Greates Common Factor (GCF) is: 3 x 7 = 21
| Greatest Common Factor (GCF) of 390 and 140 | | Greatest Common Factor (GCF) of 1173 and 6188 | | Greatest Common Factor (GCF) of 4 and 510 | | Greatest Common Factor (GCF) of 33075 and 315 | | Greatest Common Factor (GCF) of 2288 and 68 | | Greatest Common Factor (GCF) of 104 and 568 | | Greatest Common Factor (GCF) of 1890 and 4200 | | Greatest Common Factor (GCF) of 5888 and 14168 | | Greatest Common Factor (GCF) of 6789 and 8059 | | Greatest Common Factor (GCF) of 6789 and 525 | | Greatest Common Factor (GCF) of 950 and 75 | | Greatest Common Factor (GCF) of 1225 and 725 | | Greatest Common Factor (GCF) of 1280 and 750 | | Greatest Common Factor (GCF) of 690 and 285 | | Greatest Common Factor (GCF) of 112 and 1295 | | Greatest Common Factor (GCF) of 480 and 1680 | | Greatest Common Factor (GCF) of 171 and 84 | | Greatest Common Factor (GCF) of 120 and 3584 | | Greatest Common Factor (GCF) of 125 and 2005 | | Greatest Common Factor (GCF) of 227 and 499 | | Greatest Common Factor (GCF) of 215 and 333 | | Greatest Common Factor (GCF) of 1135 and 180 | | Greatest Common Factor (GCF) of 8840 and 3400 | | Greatest Common Factor (GCF) of 159 and 594 | | Greatest Common Factor (GCF) of 429 and 39 | | Greatest Common Factor (GCF) of 100 and 681 | | Greatest Common Factor (GCF) of 644 and 759 | | Greatest Common Factor (GCF) of 467 and 522 | | Greatest Common Factor (GCF) of 420 and 1617 | | Greatest Common Factor (GCF) of 121 and 405 | | Greatest Common Factor (GCF) of 85 and 693 | | Greatest Common Factor (GCF) of 384 and 99 |