How big is a Petabyte, Exabyte, Zettabyte, or a Yottabyte?

8 bit is equal to 1 byte
1024 byte is equal to 1 kilobytes
1024 kilobyte is equal to 1 megabytes
1024 megabyte is equal to 1 gigabytes
1,024 gigabytes is equal to 1 terabyte
1,024 terabytes is equal to 1 petabyte
1,024 petabytes is equal to 1 exabyte
1,024 exabytes is equal to 1 zettabyte.
1,024 zettabytes is equal to 1 yottabyte