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Convert petabytes to terabytes (PB to TB)

Type a value in petabytes or in terabytes: the other field updates as you type. Below you will find the formula, a worked example and a PB to TB chart.

Updated on

1 PB = 1,000 TB

How to convert petabytes to terabytes

Formula: TB = PB × 1,000

Worked example: 10 PB → 10 × 1,000 = 10,000 TB

Petabytes to terabytes conversion chart

Petabytes (PB)Terabytes (TB)
1 PB1,000 TB
2 PB2,000 TB
3 PB3,000 TB
4 PB4,000 TB
5 PB5,000 TB
8 PB8,000 TB
10 PB10,000 TB
16 PB16,000 TB
20 PB20,000 TB
25 PB25,000 TB
32 PB32,000 TB
50 PB50,000 TB
64 PB64,000 TB
100 PB100,000 TB
128 PB128,000 TB
250 PB250,000 TB
256 PB256,000 TB
500 PB500,000 TB
512 PB512,000 TB
1,000 PB1,000,000 TB
1,024 PB1,024,000 TB

What is a petabyte?

The petabyte is 1,000 terabytes, or 10¹⁵ bytes. It measures data centers, scientific archives and the libraries of streaming services rather than personal devices.

What is a terabyte?

The terabyte is one trillion bytes, or 1,000 GB. Hard drives, SSDs and cloud backups are sold in TB. A 1 TB drive holds about 250,000 photos of 4 MB.

Frequently asked questions

How many terabytes are in a petabyte?

A petabyte equals 1,000 terabytes. To convert any value, multiply the number of petabytes by 1,000.

How do you convert petabytes to terabytes?

Use the formula TB = PB × 1,000. Example: 10 PB → 10 × 1,000 = 10,000 TB.

How many petabytes are in a terabyte?

A terabyte equals 0.001 petabytes. That is the reverse conversion, from terabytes to petabytes.

Results are rounded to 6 significant digits; the conversion factors are the exact legal definitions.