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| 8420: | 2 | 2 | 5 | 421 | ||||
| 2520: | 2 | 2 | 2 | 3 | 3 | 5 | 7 | |
| GCF: | 2 | 2 | 5 |
The Greates Common Factor (GCF) is: 2 x 2 x 5 = 20
| Greatest Common Factor (GCF) of 441 and 27 | | Greatest Common Factor (GCF) of 756 and 903 | | Greatest Common Factor (GCF) of 211 and 270 | | Greatest Common Factor (GCF) of 510 and 91 | | Greatest Common Factor (GCF) of 580 and 120 | | Greatest Common Factor (GCF) of 504 and 128 | | Greatest Common Factor (GCF) of 150 and 343 | | Greatest Common Factor (GCF) of 133 and 273 | | Greatest Common Factor (GCF) of 630 and 57 | | Greatest Common Factor (GCF) of 84 and 1444 | | Greatest Common Factor (GCF) of 409 and 4000 | | Greatest Common Factor (GCF) of 818 and 10000 | | Greatest Common Factor (GCF) of 727 and 2241 | | Greatest Common Factor (GCF) of 95 and 200 | | Greatest Common Factor (GCF) of 22 and 2225 | | Greatest Common Factor (GCF) of 347 and 2000 | | Greatest Common Factor (GCF) of 1735 and 10000 | | Greatest Common Factor (GCF) of 13161 and 50 | | Greatest Common Factor (GCF) of 26322 and 100 | | Greatest Common Factor (GCF) of 358 and 10000 | | Greatest Common Factor (GCF) of 1837 and 1738 | | Greatest Common Factor (GCF) of 82 and 59 | | Greatest Common Factor (GCF) of 15 and 92 | | Greatest Common Factor (GCF) of 247 and 360 | | Greatest Common Factor (GCF) of 234 and 1 | | Greatest Common Factor (GCF) of 134 and 1 | | Greatest Common Factor (GCF) of 123 and 162 | | Greatest Common Factor (GCF) of 999 and 124 | | Greatest Common Factor (GCF) of 310 and 555 | | Greatest Common Factor (GCF) of 49 and 267 | | Greatest Common Factor (GCF) of 323 and 502 | | Greatest Common Factor (GCF) of 144 and 212 |