Okay, so what I ended up doing was: 
my $n = Math::BigInt->new('0x3BFA281009296F2');
my $manufacturer = sprintf("%010s", $n->bstr );

[download]
I uploaded the revised module and hopefully this time it passes on all systems.

Thanks for the help!

In reply to Re^2: Extra Long HEX to Decimal Converion Issue on Select Platforms by awohld
in thread Extra Long HEX to Decimal Converion Issue on Select Platforms by awohld

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