True. I was a little to fast about that one. The number though looked promising. :-) tsc
-----Oprindelig meddelelse----- Fra: Greg Hogan Sendt: fr 02-11-2001 00:10 Til: Torben Schlüntz Cc: Emne: RE: Mersenne: Strange factor arrived though not calculating it > happy hunting > tsc > > 2*3*5*7*11*13*17*19*23*29*31-1 is prime I am getting 200560490129 = 228737 * 876817. Greg Hogan _________________________________________________________________________ Unsubscribe & list info -- http://www.scruz.net/~luke/signup.htm Mersenne Prime FAQ -- http://www.tasam.com/~lrwiman/FAQ-mers