Factor Info

ID 164358
Size 499 digits / 1657 bits
Status composite
Value 4016362844845927331980764885576975800756051366025759726414215844945917819604337980992162958869445981928801995772315681848197143446481579877641393256895478689314306328787040009167019056056236879066263648741525864070155158584253077756694339713607116903702300621306601732519301165599946226401749847485445906779629006448792495532743219046360728063079533596148780676135895733442900350982848751366858342688427786477053817658115899065063076241756631234481955153375872666820985831750129216537523272888669941

Factorizations

Primary (ID: 163846) 1650243811015633880593 (proven prime)
(ID: 164359) 2433799671318917370890283729461866535565970274959460980800074186163057086703610181678055249078023798627813365187743261561101811196609267203534189486475943610304323351900479203488887039715982834299433542596967700585216850984103476384676707278772449174298135384612851754748205331541159928317640196562089382422195463051738588553619483667836694269813117355972726065850109865229302822280920833266303658010844273311583515091907074394335654696797781120955671333745424366959226739216037 (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.