Factor Info

ID 137143
Size 389 digits / 1290 bits
Status composite
Value 12975979911997371490952222675388341028019039988474640822918897225851037063877891981602805163404999661888101005563330247643888685804561522488906445462318777645033556885509153580424305299891798272429910228616592840028351908271077449277529614334430639019801475516152882337589607769719275073199655190643408259833385222346902570928441873825332452988057569968592128671941059821143113613241262133

Factorizations

Primary (ID: 136534) 3040062173775148103411378844085715368439061069500694592202010687506468637513552997611284393749102977041 (proven prime)
(ID: 172038) 4268327149337148045361450958628885187845398059443760790715250012677931831346056531013405428463486770786416383099498039472594891837337065117787607905422401793613102345271407747251955041259862296415406610495044064299177668077952162065891224210823665070393789275106676367220049498744496613 (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.