perl -le "print 1_000_000 * 1_000_001 / 2"

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Didn't need Math::BigInt, so i would say there is a problem in the code.

(that formula is one of Guass's, by the way)

UPDATE: details details! :D

seriously, sorry about that, does this help?

$sum += split('',$_) for (1..1_000_000);

You rule, tye! ;)

jeffa

L-LL-L--L-LL-L--L-LL-L--
-R--R-RR-R--R-RR-R--R-RR
B--B--B--B--B--B--B--B--

H---H---H---H---H---H---
(the triplet paradiddle with high-hat)

In reply to (jeffa) Re: Finding sum of all digits from 1 to 1 million. by jeffa
in thread Finding sum of all digits from 1 to 1 million. by vladb

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