Megabyte to Byte Converter
One Megabyte equals 1048576 Byte (1 MB = 1048576 B). Multiply a Megabyte value by 1048576 to get the equivalent in Byte. Use the calculator above for instant results, or follow the formula, worked examples, and reference table below.
Formula
B = MB × 1048576
Multiply the Megabyte value by 1048576 to get the equivalent value in Byte.
Example Conversions
1 Megabyte (MB)
1048576 Byte (B)
5 Megabyte (MB)
5242880 Byte (B)
10 Megabyte (MB)
10485760 Byte (B)
25 Megabyte (MB)
26214400 Byte (B)
100 Megabyte (MB)
104857600 Byte (B)
Conversion Table
| Megabyte (MB) | Byte (B) |
|---|---|
| 0.1 | 104857.6 |
| 0.5 | 524288 |
| 1 | 1048576 |
| 2 | 2097152 |
| 5 | 5242880 |
| 10 | 10485760 |
| 25 | 26214400 |
| 50 | 52428800 |
| 100 | 104857600 |
| 250 | 262144000 |
| 500 | 524288000 |
| 1000 | 1048576000 |
How to Convert Manually
Use these steps to convert Megabyte values to Byte without the calculator.
- Write down the value in Megabyte (MB) that you want to convert.
- Multiply that value by 1048576.
- For example, 10 Megabyte × 1048576 = 10485760 Byte.
- Label the result as Byte (B).
Relative Size Comparison
This chart shows the visual difference in size between exactly one Megabyte and one Byte.
About Megabyte and Byte
The megabyte here is 1,024 kilobytes, about a million bytes. Photos, songs, and app downloads are typically measured in megabytes. The byte is 8 bits, the basic addressable unit of computer storage. One byte holds a single ASCII character, and all file sizes build up from it. One Megabyte equals 1048576 Byte (1 MB = 1048576 B). Megabyte to Byte conversion comes up most often in photo and music file sizes and in app download sizes, typically when figures need restating for file size fundamentals.
Precision and Rounding: This converter uses the binary convention (1 KB = 1,024 bytes), which matches how operating systems report file and memory sizes. Storage manufacturers label drives with decimal units (1 GB = 1,000,000,000 bytes), which is why a '1 TB' drive shows roughly 931 GB in your OS — check which convention your source uses.
Conversion factors per NIST Special Publication 811 and the BIPM SI Brochure (9th edition) (reference).
Worked Example
15 Megabyte equals 15728640 Byte.
15 MB × 1048576 = 15728640 B
FAQ
How do I convert Megabyte to Byte?
Multiply the Megabyte value by 1048576 to get the equivalent value in Byte.
What is the formula for Megabyte to Byte?
The formula is B = MB × 1048576.
How many Byte are in 1 Megabyte?
1 Megabyte equals 1048576 Byte.
Can I convert Byte back to Megabyte?
Yes. 1 Byte equals 9.536743e-7 Megabyte, and the related converter can reverse the calculation.
What are common names for Megabyte and Byte?
Megabyte is shown as MB and may also be searched as megabytes, mb. Byte is shown as B and may also be searched as bytes.
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