This should work: 
#!/usr/bin/perl -w

use strict;
use Math::BigInt;

my $number = '38562959738576293875632496';
my $n = Math::BigInt->new($number);
print $n->as_bin(), "\n";

[download]
You may want to remove the '0b' prefix though.

In reply to Re: How turn a huge decimal number to binary by lidden
in thread How turn a huge decimal number to binary by xiaoyafeng

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