Convert Bytes to Megabytes Online
Digital storage sizes are commonly expressed in bytes, but humans think in megabytes, gigabytes, and terabytes. When a file size API returns bytes, a database stores file sizes as byte counts, or a system report shows memory usage in bytes, you need a quick converter to understand the human-scale magnitude. This tool converts bytes to megabytes and other digital storage units including kilobytes, gigabytes, and terabytes. It correctly handles both SI decimal prefixes (1 MB = 1,000,000 bytes) and binary prefixes (1 MiB = 1,048,576 bytes = 2^20 bytes), so you can choose the convention appropriate for your context — hard drive manufacturers use decimal, while operating systems typically report in binary units.
Bytes
1073741824
KB
1048576
MB
1024
GB
1
TB
0.0009765625
PB
9.536743e-7
FAQ
- What is the difference between MB and MiB?
- MB (megabyte) uses the SI decimal definition: 1 MB = 1,000,000 bytes. MiB (mebibyte) uses binary: 1 MiB = 1,048,576 bytes = 2^20 bytes. Hard drives advertise in MB; Windows reports in what it calls MB but is actually MiB.
- How many bytes is 1 megabyte?
- 1 MB (decimal) = 1,000,000 bytes. 1 MiB (binary) = 1,048,576 bytes.
- Why does my 1 TB hard drive show less in Windows?
- Hard drives are sold using decimal prefixes (1 TB = 10^12 bytes). Windows reports storage in binary units (tebibytes), so 1 TB appears as approximately 931 GiB in Windows Explorer.