interger to I P address

Shadow shadow at apollo.gti.net
Wed Aug 27 09:25:10 CDT 2008


Robert D. Scott wrote:
> The harder way:
>
> Decimal: 1089055123
> Hex (dashes inserted at octals): 40-E9-A9-93
> Decimal (of each octet): 64-233-169-147
> IP Address: 64.233.169.147


The "this could take all day" way :

(in bc with scale=0 for integer portions only)

1089055123/(2^24)%(2^8)
64
1089055123/(2^16)%(2^8)
233
1089055123/(2^8)%(2^8)
169
1089055123/(2^0)%(2^8)
147

(Note: 2^0=1 & x/1=x so last line could reduce to 1089055123%(2^8).)

-Nicholas
shadow at gti.net





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