💾 Data Storage converter

Megabyte to Petabyte Converter

Convert megabytes (MB) to petabytes (PB) instantly with the exact formula, a conversion table and chart.

MB

Results

Petabytes
1e-9 PB
Same value in every unit

📊 Megabyte to Petabyte chart

Megabyte to Petabyte — plotted against megabyte (mb).

How to convert megabytes to petabytes

To convert megabytes to petabytes, multiply by 1e-9. Data size conversions matter for file uploads, cloud storage plans, hard drives and internet usage. Decimal (SI) prefixes are used: 1 KB = 1,000 bytes.

PB = MB × 1e-9 MB = PB ÷ 1e-9
Megabyte to Petabyte conversion – MB to PB formula illustration
Megabyte (MB) → Petabyte (PB) at a glance.

Megabyte to Petabyte conversion table

Megabyte (MB)Petabyte (PB)
0.1 MB1e-10 PB
0.5 MB5e-10 PB
1 MB1e-9 PB
2 MB2e-9 PB
3 MB3e-9 PB
4 MB4e-9 PB
5 MB5e-9 PB
10 MB1e-8 PB
20 MB2e-8 PB
25 MB2.5e-8 PB
50 MB5e-8 PB
100 MB1e-7 PB
500 MB5e-7 PB
1,000 MB0.000001 PB

About the units

Megabyte (MB)

A megabyte is 1,000,000 bytes, roughly the size of a short MP3 minute or a photo.

Petabyte (PB)

A petabyte is 1,000 terabytes, used for data centers and big-data archives.

How to use this converter

  1. Type the number of megabytes (MB) in the input box.
  2. The result in petabytes appears instantly — no button needed.
  3. See the same value in every other data storage unit just below.
  4. Use “Swap units” to convert petabytes back to megabytes.

Tips for better results

  • Double-check which system a unit belongs to (for example US vs UK gallons).
  • Use the swap button to convert in the opposite direction instantly.
  • Bookmark the conversions you use most — each pair has its own page.

Frequently asked questions

How many petabytes are in one megabyte?

One megabyte equals 1e-9 petabytes. 1e-9 is the exact factor used by this converter.

How do I convert megabytes to petabytes?

Multiply the value in megabytes by 1e-9. To go the other way, multiply petabytes by 1,000,000,000.

What is 10 MB in PB?

10 MB = 1e-8 PB. Also, 5 MB = 5e-9 PB and 100 MB = 1e-7 PB.

What is the difference between a megabyte and a petabyte?

A megabyte is 1,000,000 bytes, roughly the size of a short MP3 minute or a photo. A petabyte is 1,000 terabytes, used for data centers and big-data archives.

Is this tool free and private?

Yes — the Megabyte to Petabyte is completely free with no sign-up, and it runs entirely in your browser, so the values you enter are never uploaded to our servers.

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