The next challenge starts in less that 2 days. From 20 Jun 17:16 UTC to 21 Jun 17:16 UTC.
Lauren
The next challenge starts in less that 2 days. From 20 Jun 17:16 UTC to 21 Jun 17:16 UTC.
Lauren
19 primes found. The largest: 1351*2^617684+1 (185945 digits)