Message boards : Science : base R30 (7k)
- n=500k-1M, 7k left (659, 1024, 1580, 1936, 2293, 2916, 4897) - runtime 54min-3h20min (AVX@3.8Ghz) 4372*30^706773-1 found by Doug (1043994 digits) 3719*30^956044-1 found by grcpool.com (1412197 digits)