There are 2 factor pairs of 55.55 = 1 x 5555 = 5 x 1155 = 1 x 5555 = 5 x 11(1,55)(5,11)
The factor pairs of 57 are 3x19 and 1x57
The factor pairs of 343 are (343,1) and (49,7)
20 has 3 factor pairs. Pairs are (1,20), (2,10) and (9,9)
The factor pairs of 12 are (12,1), (6,2), and (4,3) The factor pairs of 18 are (18,1), (9,2), and (6,3)
There are 2 factor pairs of 55.55 = 1 x 5555 = 5 x 1155 = 1 x 5555 = 5 x 11(1,55)(5,11)
The greatest common factor of 630 , 1155 = 105
Yes.
1155 385,3 77,5,3 11,7,5,3 3 x 5 x 7 x 11 = 1155
As a product of its prime factors: 3*5*7*11 = 1155
As a product of its prime factors: 3*5*7*11 = 1155
It is: 165
The GCF is: 165
Yes. Factor pairs are always repeated across pairs since factor pairs are certain kinds of pairs.
16.5*2=33
the factor pairs are 1x35 & 5x7
The factor pairs of 28 are :28,114,27,4