N is the product of all the prime numbers less than 100.

Determine the last three digits of N.

*** For an extra challenge, solve this puzzle without the aid of a computer program.

(In reply to re(3): two-thirds of a solution. by Matt)

The problem this time is just because 3^7 ends in 87 you cannot assume that 13*23*43*53*73*83 does.

Posted by Jer on 2011-10-19 16:02:29