Megabyte to Byte Converter
Convert Megabyte (MB) to Byte (B) instantly. 1 MB = 1,048,576 B.
Data Converter
21 units available
1 MB = 1,048,576 B
Formula:
B = MB × 1,048,576With your value: 1 MB = 1,048,576 B
How big is that?
Everyday references on a logarithmic scale, all expressed in megabyte so you can sanity-check the result.
Other Megabyte to Byte conversions
Megabyte to Byte Conversion Table
| Megabyte (MB) | Byte (B) |
|---|---|
| 0.5 | 524,288 |
| 1 | 1,048,576 |
| 2 | 2,097,152 |
| 5 | 5,242,880 |
| 10 | 10,485,760 |
| 15 | 15,728,640 |
| 20 | 20,971,520 |
| 25 | 26,214,400 |
| 50 | 52,428,800 |
| 100 | 104,857,600 |
| 250 | 262,144,000 |
| 500 | 524,288,000 |
| 1000 | 1,048,576,000 |
Byte to Megabyte Conversion Table
| Byte (B) | Megabyte (MB) |
|---|---|
| 0.5 | 4.768372e-7 |
| 1 | 9.536743e-7 |
| 2 | 1.907349e-6 |
| 5 | 4.768372e-6 |
| 10 | 9.536743e-6 |
| 15 | 1.430511e-5 |
| 20 | 1.907349e-5 |
| 25 | 2.384186e-5 |
| 50 | 4.768372e-5 |
| 100 | 9.536743e-5 |
| 250 | 0.000238 |
| 500 | 0.000477 |
| 1000 | 0.000954 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Megabyte (MB)
Data
Decimal prefixes (kB, MB) are powers of 1000; binary prefixes (KiB, MiB) are powers of 1024 as standardised by IEC 80000-13.
Source: IEC 80000-13:2008, Quantities and units — Part 13: Information science and technology
International Electrotechnical Commission · Reviewed 2026-07-01
Byte (B)
Data
One byte is eight bits (octet) in all modern computing standards.
Source: IEC 80000-13:2008, Quantities and units — Part 13: Information science and technology
International Electrotechnical Commission · Reviewed 2026-07-01
How to Convert Megabyte to Byte
To convert from Megabyte (MB) to Byte (B), multiply the value by 1,048,576.
Formula: B = MB × 1,048,576
Reverse: MB = B × 9.536743e-7
Step-by-Step Example
- Start with your value in Megabyte. For example: 5 MB
- Multiply by the conversion factor: 5 x 1,048,576
- The result is: 5,242,880 B
About Megabyte
The megabyte (MB) is a unit of digital storage. One megabyte equals 1.048576 × 10^+6 bytes. UnitConvertLab converts it against every other data unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: data calculations, engineering and science, education.
About Byte
The byte (B) is a unit of digital storage. One byte equals 1 byte. UnitConvertLab converts it against every other data unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: data calculations, engineering and science, education.
Frequently Asked Questions
How many Byte are in 1 Megabyte?
There are exactly 1,048,576 Byte in 1 Megabyte. This means the conversion factor from Megabyte to Byte is 1,048,576.
What is the formula to convert Megabyte to Byte?
The formula to convert Megabyte to Byte is: B = MB × 1,048,576. For example, to convert 10 Megabyte to Byte, you would multiply 10 by 1,048,576.
What is a Megabyte?
The megabyte (MB) is a unit of digital storage. One megabyte equals 1.048576 × 10^+6 bytes. UnitConvertLab converts it against every other data unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
What is a Byte?
The byte (B) is a unit of digital storage. One byte equals 1 byte. UnitConvertLab converts it against every other data unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
What are the common uses of Megabyte?
The Megabyte is commonly used in data calculations, engineering and science, education.
Related Data Conversions
Cite this page
UnitConvertLab. (2026). Megabyte to Byte converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/megabyte-to-byte