Landon Curt Noll (born October 28, 1960) is an American computer scientist, co-discoverer of the 25th Mersenne prime and discoverer of the 26th, which he found while still enrolled in high school and concurrently at Cal State Hayward. He was also a member of the Amdahl Six team which discovered another record prime in 1989; this prime remains unusual as a record large prime as it was not a Mersenne prime. Read more