Mersenne Prim Number
M8 = 2 31 -1


Max: 31 -- Prim count :11 -- time calc finish:       0.00 s -- time count finish:       0.03 s
calc 2^31 -1
      0.00 s 2026/04/13 14:29 done

                                                                                                    2147483647

Rolf LANG - Remsstr. 39 - 71384 Weinstadt | 14:29:34 up 112 days, 19:39, 1 user, load average: 0.94, 0.94, 0.93