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Megabyte to Petabyte Converter

Type a value — the answer appears instantly. 1 MB = 0.000000001 PB.

Reviewed by the OmniCalc teamMethod verified 2026-07-01

From unit

To unit
Result

0.000000001 petabytes

= 0.001 GB= 1,000,000 B

equals 0.000000001 petabytes

Formula: PB = MB × 1e-9

Megabyte to Petabyte formula

PB = MB × 1e-9

Convert 5 megabytes to petabytes

  1. Start with 5 megabytes.
  2. Multiply by the conversion factor: 5 × 0.000000001 = 0.000000005.
  3. So 5 MB = 0.000000005 PB.

Megabyte to Petabyte conversion table

Megabyte to Petabyte conversion table
Megabytes (MB)Petabytes (PB)
0.01 MB1E-11 PB
0.1 MB1E-10 PB
0.25 MB2.5E-10 PB
0.5 MB5E-10 PB
1 MB0.000000001 PB
2 MB0.000000002 PB
3 MB0.000000003 PB
4 MB0.000000004 PB
5 MB0.000000005 PB
6 MB0.000000006 PB
7 MB0.000000007 PB
8 MB0.000000008 PB
9 MB0.000000009 PB
10 MB0.00000001 PB
15 MB0.000000015 PB
20 MB0.00000002 PB
25 MB0.000000025 PB
30 MB0.00000003 PB
40 MB0.00000004 PB
50 MB0.00000005 PB
75 MB0.000000075 PB
100 MB0.0000001 PB
250 MB0.00000025 PB
500 MB0.0000005 PB
1,000 MB0.000001 PB
5,000 MB0.000005 PB
10,000 MB0.00001 PB

Unit definitions

What is a megabyte?

The megabyte (decimal) is one million bytes (1000²) under the SI convention. Photos, songs, and documents are commonly sized in megabytes. It differs from the mebibyte, which is 1,048,576 bytes.

What is a petabyte?

The petabyte (decimal) is 1000⁵ bytes, or one thousand terabytes. It is used for data-centre storage, scientific datasets, and cloud infrastructure. Large tech platforms handle many petabytes of data.

Frequently asked questions

How many petabytes are in one megabyte?

One megabyte equals 0.000000001 petabytes (1 MB = 0.000000001 PB).

How do I convert megabytes to petabytes?

Multiply the value in megabytes by 0.000000001. For example, 10 MB × 0.000000001 = 0.00000001 PB.

Which is bigger — a megabyte or a petabyte?

A petabyte is bigger: one petabyte contains 1,000,000,000 megabytes.

Is this megabyte to petabyte converter free?

Yes — the converter is free, works offline once loaded, and computes instantly in your browser without sending your numbers to a server.

Conversion factors follow international definitions (SI / NIST). Last verified 2026-07-01.