1041*2^1739189-1 (523552 digits)

4061*2^1448270-1 (435977 digits)

1157*2^1739902-1 (523766 digits)

183*2^1707182-1 is prime! (513916 decimal digits) Time : 2839.784 sec.
(Second Megabit Drive, found 6 hours ago...lol...didn't check the Xeon server until now...hope it is prime because it is the first positive on this server)

Edit: Proven: [url]http://primes.utm.edu/primes/page.php?id=118051[/url]. The database has a new processor, that was fast!

4087*2^1545033-1 (465105 digits)

1295*2^1741794-1 (524336 digits)

1285*2^1742735-1 (524619 digits)

1293*2^1744930-1 (525280 digits)

4061*2^1835582-1 (552569 digits)

1293*2^1750532-1 (526966 digits)

4123*2^1459531-1 (439367 digits)