The greatest common factor of 63 and 147 is 21.
The GCF is 21.
The GCF is 3.
The GCF is 7.
The GCF is 1.
The GCF is 147.
Factors of 1764: 1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764.Factors of 180: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180.GCF (1764, 180) = 36
Factors: 1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764 Pairs: 1-1764 2-882 3-588 4-441 6-294 7-252 9-196 12-147 14-126 18- 98 21-84 36-49 42-42 63-28
Since 21 is a factor of 147, it is automatically the GCF.
The LCM is 441.
1827
The GCF is 7.