How do I convert petabytes back to terabytes?

Use the reverse converter: 1 petabyte equals 1000 TB.

Is this converter accurate?

Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.

100 terabytes to petabytes (100 TB to PB)

Open the full terabytes to petabytes converter

Formula

To convert terabytes to petabytes, multiply the value by 0.001.

PB = TB × 0.001

How to convert 100 TB to PB

100 TB × 0.001 = 0.1 PB

Values near 100 TB

terabytes → petabytes
TB	PB
90	0.0900
91	0.0910
92	0.0920
93	0.0930
94	0.0940
95	0.0950
96	0.0960
97	0.0970
98	0.0980
99	0.0990
100	0.1000
101	0.1010
102	0.1020
103	0.1030
104	0.1040
105	0.1050
106	0.1060
107	0.1070
108	0.1080
109	0.1090
110	0.1100

Decimal vs binary: KB, MB and GB use powers of 1,000 (SI), while KiB, MiB and GiB use powers of 1,024. Storage makers use decimal units; many operating systems and memory sizes use binary ones, which is why a "500 GB" drive shows less space.

About the units

Terabyte (TB): 10^12 bytes in the decimal system, used for hard drives and SSDs.
Petabyte (PB): 10^15 bytes in the decimal system, used in data centres and big data.

Frequently asked questions

How do I convert terabytes to petabytes?: To convert terabytes to petabytes, multiply the value by 0.001.
How many petabytes are in 1 terabyte?: 1 terabyte equals 0.001 PB.
How many petabytes are in 10 terabytes?: 10 TB equals 0.01 PB.
How do I convert petabytes back to terabytes?: Use the reverse converter: 1 petabyte equals 1000 TB.
Is this converter accurate?: Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.