Select Code to Download

$ perl -e 'print 10000000000000001, $/'
1e+16
...
1e+16
$ perl -e 'print 10000000000000000, $/'
1e+16

Scalars holding numbers may also be passed, but note that non-integer 
+numbers
may already have lost precision due to the conversation to float. Quot
+e your
...

        $x = Math::BigInt->new(12345678890123456789);   # bad
        $x = Math::BigInt->new('12345678901234567890'); # good