Pebibyte

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Prefixes for bit and byte
Decimal
Value SI
10001 k kilo-
10002 M mega-
10003 G giga-
10004 T tera-
10005 P peta-
10006 E exa-
10007 Z zetta-
10008 Y yotta-
Binary
Value IEC JEDEC
10241 Ki kibi- K kilo-
10242 Mi mebi- M mega-
10243 Gi gibi- G giga-
10244 Ti tebi-
10245 Pi pebi-
10246 Ei exbi-
10247 Zi zebi-
10248 Yi yobi-

A pebibyte (a contraction of peta binary byte) is a unit of information or computer storage, abbreviated PiB.

1 pebibyte = 250 bytes = 1,125,899,906,842,624 bytes = 1,024 tebibytes

The pebibyte is closely related to the petabyte, which can either be used as a popular synonym for pebibyte, or to refer to 1015 bytes = 1,000,000,000,000,000 bytes, depending on context (see binary prefix).

[edit] See also