What does the decimal number 255 mean in binary?

Answer 1

Oh, dude, you're asking about binary now? Alright, so in binary, the decimal number 255 is represented as 11111111. It's like all those ones are just hanging out together, having a binary party. So yeah, 255 in binary is just a bunch of ones chilling together.

Answer 2

255 as a decimal number (also known as a base 10 number) = 11111111 in binary (also known as a base 2 number). In binary, each digit is known as a bit, and 8 bits are known as 1 byte. 255 is the largest (positive) number you can make in binary using only 8 bits (1 byte).