01
The problem
Through GIMPS, discover a new Mersenne prime 2ᵖ − 1 below 100 million decimal digits and satisfy the program’s verification rules.
Date noteThe research-discovery reward program dates to 2008; the current target renewed after the 52nd known Mersenne prime was found in October 2024.
Open since2024current search cycle
Last checked2026.07.26Catalog verification
02
Reward offers
Offer 01$3,000GIMPS / Mersenne Research, Inc.
ConditionalRequires authorized PrimeNet participation, complete evidence and data, independent verification and compliance with disclosure and announcement rules. The amount may be changed up to $5,000.
Paid from funds remaining after operating expenses; terms permit adjustment.