400
2x2=4
64
40 x 40 or 1 x 1600 or 2 x 800 or 4 x 400 etc., etc.
1,3 and 4
4*2=8
2x2=4
12x2x2x2
The two numbers that when multiplied equal 56 are: 1 and 56 2 and 28 4 and 14 7 and 8
74
64
11 4
1,3 and 4
4*2=8
4*13 = 52
4 × 9 × 19
40 x 40 or 1 x 1600 or 2 x 800 or 4 x 400 etc., etc.
-66