Congratulations! May you find many many more. :smile:

[QUOTE]493*2^669151-1 is prime (201438 digits)

My first prime! I submitted it to the top 5000 site.
[/QUOTE]

Nice job all around. The Top 5000 entry looks perfect. Thats a pretty big prime for being the first.

after 6 weeks without any primes the next one for the 6k's 'drive':

333*2^783927-1 is prime!

(the 2nd largest found via LLRnet so far!)

stats now:

n=600k to 784k:

2 primes for k=315
3 primes for k=333
4 primes for k=321
no primes for k=327, 339, 345!

Added 88070 : 741*2^649621-1 (195559 digits)

Added 88071 : 793*2^649747-1 (195597 digits)

Added 88085 : 597*2^672336-1 (202397 digits)

Already in database 85082 : 615*2^651041-1

881*2^678138-1 is prime

Added 88098 : 649*2^652103-1 (196306 digits)

759*2^651993-1 is prime

Added 88113 : 675*2^653795-1 (196815 digits)