196 98,2 49,2,2 7,7,2,2
92 /\ 2 46 /\ 2 23
..........44 ........../ \ ........11 4 ............/ \ ............2 2
A method to do this can be 196 divided by 49 which is 4.
420 210,2 105,2,2 35,3,2,2 7,5,3,2,2
196 98,2 49,2,2 7,7,2,2
196 2 98 98-2 49 49-7 7
96 48,2 24,2,2 12,2,2,2 6,2,2,2,2 3,2,2,2,2,2 196 98,2 49,2,2 7,7,2,2
listing method , factor tree
46 23,2
The greatest common factor of 196 , 140 = 28
The greatest common factor of 196 and 420 is 28.
The greatest common factor of 42 and 196 is 14.
The greatest common factor of 24 , 196 = 4
No. 196/8 = 24.5 24.5 is not a whole number, therefore 8 is not a a factor.
500 250,2 125,2,2 25,5,2,2 5,5,5,2,2
1638 819,2 273,3,2 91,3,3,2 13,7,3,3,2