Talk:Megasquare/@comment-44922804-20200409101055/@comment-44583329-20200430010256

Petasquare

2000000 x 2000000 = 4x10^12

Yottasquare

2,000,000,000 x 2,000,000,000 = 4x10^18

The Only Square numbers on Besides itself, Centisquare, Squareshot, and Megasquare.