Megabytes to Bytes Converter MB → B

1 megabyte (MB) = 1,000,000 bytes (B). Type a value below — the conversion happens instantly, entirely on your device.

From

1 MB = 1000000 B

Precision

1 megabytes = 1000000 bytes

1 × 1000000 = 1000000

1 MB equals 1000000 B, so multiplying by 1000000 converts the value. The result describes the exact same quantity — only the measuring stick changes.

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How to convert megabytes to bytes

bytes = megabytes × 1,000,000 — multiply the megabyte value by 1,000,000.

Example: 10 MB = 10,000,000 B.

To convert the other way: megabytes = bytes ÷ 1,000,000 — or use the dedicated B to MB converter .

Megabytes to Bytes conversion table

Megabytes (MB)	Bytes (B)
0.1	100,000
0.25	250,000
0.5	500,000
1	1,000,000
2	2,000,000
3	3,000,000
4	4,000,000
5	5,000,000
6	6,000,000
7	7,000,000
8	8,000,000
9	9,000,000
10	10,000,000
15	15,000,000
20	20,000,000
25	25,000,000
30	30,000,000
40	40,000,000
50	50,000,000
75	75,000,000
100	100,000,000
250	250,000,000
500	500,000,000
1000	1,000,000,000

About the units

What is a megabyte?

A megabyte (MB) is 1,000,000 bytes (decimal standard). A smartphone photo is typically 2–5 MB; an MP3 song about 1 MB per minute.

What is a byte?

A byte (B) is 8 bits — historically the storage needed for one text character. File sizes and storage capacities are measured in bytes and their multiples.

Frequently asked questions

How many bytes are in 1 megabyte?

1 megabyte (MB) = 1,000,000 bytes (B).

What is the formula to convert megabytes to bytes?

bytes = megabytes × 1,000,000 — multiply the megabyte value by 1,000,000.

How do I convert MB to B without a calculator?

Multiply by 1,000,000 for a close estimate. Exact factor: 1 MB = 1,000,000 B.

Is this MB-to-B converter accurate and private?

Yes. It uses the exact internationally defined conversion factors and computes results locally in your browser — your input is never sent to a server, and the page keeps working offline.