Question: what are the largest dimensions of an image?
Answer: The largest dimensions we can make of an image with the pixelation widget is 255*255. ... 
There would be 65,041 bits. ... 
The smallest possible image with only one pixel is 17 bits. ... 
With 32 bits, you can have possible dimensions 1x32, 2x16, 4x8. ... 
3,753 bytes (30,024 bits)