1200
55 x 20 = 1100
As a product of its prime factors: 2*2*2*2*3*5*5 = 1200
It is: 2*2*2*2*3*5*5 = 1200
12 and 100
1111 is the only one.
342 = 1156 which is between 1100 and 1200 and is certainly a square number.
Since all the numbers in that range start with "11", there is really only one option!
its2x2x2x2x3x5x5
It is: 1144
1100
The number is 1,144.
1100
between 1100 and 1200 bricks
Probably sometime between 1100 and 1200. There was a recorded use of "hand cannons" in battle in 1260.
1100 to 1200 B.C.
Neither.