Another one from port 9000:

[url=http://primes.utm.edu/primes/page.php?id=102391]525*2^1053162-1[/url] is prime!

327*2^1473201-1 is prime. :smile:

333*2^1474766-1 is prime. :surprised

Sashixi found:

511*2^1055989-1 is prime

315*2^1539539-1 is prime.

Sashixi found:

549*2^1063317-1 is prime
473*2^1063908-1 is prime

333*2^1537644-1 is prime.

(Max also has one.)

[url=http://primes.utm.edu/primes/page.php?id=102864]523*2^1062947-1[/url] is prime. :smile:

[URL="http://primes.utm.edu/primes/page.php?id=103429"]503*2^1070448-1[/URL] is prime.

315*2^1639432-1 is prime.

[QUOTE]315*2^1639432-1 is prime. [/QUOTE]

Nice one Chris. Almost half a million digits.

:bow::bow: