Factor Info

ID 143632
Size 310 digits / 1028 bits
Status composite
Value 2178478462940889916601042927096166151858513069094366080069351441610309029020996361265241871058538244640458883558550782970980306035786524169424065333335023069206783022327093151402486046938736481577420793973602608923770902712524396626644565228855430821096382610443788804020237457045789800314367005207025375831691

Factorizations

Primary (ID: 143128) 917842427566819615573 (proven prime)
(ID: 143633) 2373477622641599943128596828935165615719108234088391410645686493337669420196305824975569582327822890964148182747083682917255013531605910641819012336857882904323895953181486246268833252058688731801537690498794206933053570554427596119359693451409239285533127837767225051866941254925879747167 (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.