457074117*2^195000-1 is prime! Time : 115.982 sec.

548281167*2^195000-1 is prime! Time : 312.793 sec.

400M-415M completed !
1 single prime found:

414010935*2^195000-1 is prime! Time : 102.171 sec.

470782965*2^195000-1 is prime! Time : 232.070 sec.

485067825*2^195000-1 is prime! Time : 103.511 sec.
485237967*2^195000-1 is prime! Time : 103.154 sec.

Finished 485-490M

420922665*2^195000-1 is prime! Time : 100.710 sec.
424477077*2^195000-1 is prime! Time : 122.787 sec.
426405705*2^195000-1 is prime! Time : 105.497 sec.
428302287*2^195000-1 is prime! Time : 105.613 sec.
430253943*2^195000-1 is prime! Time : 101.898 sec.
434181015*2^195000-1 is prime! Time : 103.189 sec.
434553513*2^195000-1 is prime! Time : 102.014 sec.
438120405*2^195000-1 is prime! Time : 108.010 sec.
444396417*2^195000-1 is prime! Time : 101.502 sec.

570-575M: 1 primes found

572393475*2^195000-1 is prime! Time : 103.977 sec.

Results from Range 555-560:

559970205*2^195000+1

Note: a +1 proth prime

580-585M complete, 1 normal prime found:

581287005*2^195000-1 is prime! Time : 102.454 sec.

585-590 complete, 2 primes found

586518663*2^195000-1 is prime!
586769775*2^195000-1 is prime!

but none of them has a twin...

604559793*2^195000-1 is prime but not twin