Factor Info

ID 5206
Size 337 digits / 1118 bits
Status composite
Value 2181405565994783900469531237321818968888582490543290431964438475900243840999132618155875645078077567640566564536844748648723526086764360538012989151836210845450701487792877199447781503104325134992854913146332732036070826067328287480752013071597587246176933685095880145544053591028522576989775467938099314063354908843226018885989568853419

Factorizations

Primary (ID: 12586) 124228877555650115560077697921014551 (proven prime)
(ID: 12587) 17559569151042130667475935530619408561133561310539514600485814743884915230259153942517165905827145912539745671229411459891306948372999532237385165111754843403115119638916530112148903339507757292855395600116612306366087643142452442103419442281382558650093814753404593642556625353981717032746381788579469 (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.