user=juhehe [2016-08-19 08:48:22] 707*2^1437926-1 is not prime. Res64: 82F42FF053AB53C7 Time : 0.0 sec. user=juhehe [2016-08-19 21:43:15] 773*2^1437926-1 is not prime. Res64: 1A5BFB4E23F8E449 Time : 0.0 sec.