Petabytes to Terabytes

Convert petabytes (PB) to terabytes (TB) instantly — with formula and reference table.

PB
TB

Quick answer: 1 PB = 1024 TB. To convert petabytes to terabytes, multiply by PB × 1024.

Converting petabytes to terabytes

This converter changes a value in petabytes (PB) into terabytes (TB). One petabyte equals 1024 TB. In the binary convention, 1 PB = 1024 TB. The conversion runs entirely in your browser — enter a value and the result updates instantly, in either direction.

Formula

TB = PB × 1024

Example

Convert 10 PB to TB: 10 × 1024 = 10240 TB.

Petabytes to Terabytes conversion table

Petabytes (PB)Terabytes (TB)
1 PB1024 TB
2 PB2048 TB
3 PB3072 TB
5 PB5120 TB
10 PB10240 TB
20 PB20480 TB
25 PB25600 TB
50 PB51200 TB
100 PB102400 TB

How to use this converter

  1. Enter a value in the petabytes (PB) field.
  2. Read the converted value in terabytes (TB) below.
  3. Type into the TB field instead to convert in reverse, or use the swap button.

Frequently asked questions

How many terabytes are in a petabyte?

1 PB equals 1024 TB in the binary convention.

How do I convert 2 PB to TB?

2 times 1024 = 2048 TB.

How big is a petabyte?

A petabyte is roughly a million gigabytes - enough for hundreds of years of HD video.

Last updated: 2026-05-27 Free · No signup · Works offline Suggest an improvement