<s>
Bit-length	B-Algorithm
or	O
bit	B-Algorithm
width	I-Algorithm
is	O
the	O
number	O
of	O
binary	O
digits	O
,	O
called	O
bits	O
,	O
necessary	O
to	O
represent	O
an	O
unsigned	O
integer	O
as	O
a	O
binary	O
number	O
.	O
</s>
<s>
The	O
term	O
bit-length	B-Algorithm
is	O
technical	O
shorthand	O
for	O
this	O
measure	O
.	O
</s>
<s>
The	O
bit-length	B-Algorithm
of	O
each	O
word	O
defines	O
,	O
for	O
one	O
thing	O
,	O
how	O
many	O
memory	O
locations	O
can	O
be	O
independently	O
addressed	O
by	O
the	O
processor	O
.	O
</s>
<s>
In	O
cryptography	O
,	O
the	O
key	O
size	O
of	O
an	O
algorithm	O
is	O
the	O
bit-length	B-Algorithm
of	O
the	O
keys	O
used	O
by	O
that	O
algorithm	O
,	O
and	O
it	O
is	O
an	O
important	O
factor	O
of	O
an	O
algorithm	O
's	O
strength	O
.	O
</s>
