667*2^1839205-1 is prime

Added 134530 : 567*2^2146332-1 (646114 digits)

705*2^1840379-1 is prime

405*2^2152377-1 is Prime!

Seems like this one was reported on the 14th November by the Riesel Prime Search.

[QUOTE=Luminescence;617801]405*2^2152377-1 is Prime!

Seems like this one was reported on the 14th November by the Riesel Prime Search.[/QUOTE]
VBCurtis at RPS has searched k=405 on-and-off for many years beginning a little before NPLB was started. Coincidentally he happened to find the prime shortly before you did.

[QUOTE=gd_barnes;617828]VBCurtis at RPS has searched k=405 on-and-off for many years beginning a little before NPLB was started. Coincidentally he happened to find the prime shortly before you did.[/QUOTE]

Ohhh well, whatever… I have found plenty so far :lol:

Added 134542 : 415*2^2153341-1 (648223 digits)
Added 134543 : 537*2^2153392-1 (648239 digits)

Like these two back to back :innocent:

[QUOTE=Luminescence;617855]Ohhh well, whatever… I have found plenty so far :lol:

Added 134542 : 415*2^2153341-1 (648223 digits)
Added 134543 : 537*2^2153392-1 (648239 digits)

Like these two back to back :innocent:[/QUOTE]Nice run! 2 primes within 45 minutes of each other and 6 primes in < 8 days! :bow::george:
Meanwhile:
713*2^1841166-1 is prime! :smile:

Max found:
655*2^1843379-1 is prime

Added 134569 : 453*2^2165267-1 (651813 digits)

775*2^1846945-1 is prime

Max found:
663*2^1847319-1 is prime