Measuring Amounts
1024bytes = 1 kilobyte = 1KByte = 1K = 210
1024KBytes = 1 megabyte = 1MB = 220
1024MB = 1 gigabyte = 1GB = 230
1024GB = 1 terrabyte = 240
Aside - 1 decade ago my home computer had 32K memory.
Today it has 32MB, and needs to be upgraded to at least 64MB!