Factor Info

ID 28786
Size 288 digits / 955 bits
Status composite
Value 220500859401141619238908153234150491570437754109200873054592421000815341006119682969650448551260542446883151778177488851783802714311556238646932678108357094997084192863772285430897870481703151376420891215963335575091699364131252763928351521605719599786794506414160968726046085513748361321

Factorizations

Primary (ID: 16289) 1202338040280510524134632541097924516136661 (proven prime)
(ID: 28787) 183393398540145865210735811271021068722546655595815530817077154379558045582740758370021848262126041486254579523688480940458904843342442073060428290584298234148032498965500579485289600521608852281597356277086560842801998410046158579905666497525061 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.