6861*2^513451-1
6893*2^513240-1 is Prime!
6861*2^513451-1
6893*2^513240-1 is Prime!
Like an ol` 8086, slow but serviceable.
One advantage of old age...nobody can tell you how much cake you can eat
6723*2^517836-1 (155888 digits)
6797*2^517728-1 (155856 digits)
-:Beyond:-