PRP Repunit Search
Software
CUDA GPU repunit siever (mfaktc-repunit) – NEW (Win32, Win64, source)
Multi-core CPU repunit siever (Factor5-repunit) – NEW (Linux, source)
Results
Dynamic repunit database – NEW
List of reserved exponents – NEW
List of not reserved exponents – NEW
List of factors – NEW
(adjust your range in address line; default: fromexp=400000&toexp=425000)
Server lookup – NEW
(adjust server name and range in address line; default: name=fa&fromexp=400000&toexp=12000000)
Links
Factorizations of 11...11 (Repunit)