Integer overflow: Difference between revisions

Revision as of 17:51, 1 February 2017

Revision as of 21:57, 2 February 2017

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* 8 bits: maximum representable value 2⁸ − 1 = 255

* 16 bits: maximum representable value 2¹⁶ − 1 = 65,535

* 32 bits: maximum representable value 2³² − 1 = 4,294,967,2952147483647 (the most common width for personal computers {{As of|2005|lc=on}}),

* 64 bits: maximum representable value 2⁶⁴ − 1 = 18,446,744,073,709,551,615 (the most common width for personal computers, but not necessarily their [[operating system]]s, {{As of|2015|lc=on}}),

* 128 bits: maximum representable value 2¹²⁸ − 1 = 340,282,366,920,938,463,463,374,607,431,768,211,455