Normal number (computing): Difference between revisions

Revision as of 18:32, 29 January 2011

Revision as of 18:39, 29 January 2011

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where ''p'' is the precision of the format in [[numerical digit|digit]]s and ''emax'' is (−''emin'')+1.

In the [[IEEE 754]] binary and proposed decimal formats, ''p'', ''emin'', and ''emax'' have the following values:

{| class="wikitable"

!Format!!p!!emin!!emax

|-

|binary 32-bitbinary16||2411||−126−14||12715

|-

|binary 64-bitbinary32||5324||−1022−126||1023127

|-

|binary64||53||−1022||1023

|binary 128-bit||113||−16382||16383

|-

|binary 128-bitbinary128||113||−16382||16383

|decimal 32-bit||7||−95||96

|-

|decimal 64-bitdecimal32||167||−383−95||38496

|-

|decimal64||16||−383||384

|decimal 128-bit||34||−6143||6144

|-

|decimal 128-bitdecimal128||34||−6143||6144

|}