Factor Info

ID 105428
Size 550 digits / 1826 bits
Status composite
Value 3504270913084404662738143029247894941028187884083584027003114227777856039861398360967800406997721084767290911116756516711547882650157009513354929454956642934484816727920243995945724701513045292381636195193194997541284775471312945841507915089556552441356337365776246893742059722178955712446293142228002201751017039880625868178002602330557209669025496181009761443524347716965621713846962081553524559045878368418468664545834173796890426347632993717652479315570312123649714544498849774986955399297458379575513287324452593783656831127858818113254148990191

Factorizations

Primary (ID: 1561) 1361918785737982855951 (proven prime)
(ID: 105429) 2573039559907050977230652849075043985539528302279917069273103979077766269147250405637703583981526007408302230405313965156058152437823311738705159943955120299118695209866611772031369133534330796718735667725685441517156587645877386826505720991404840574453947336510876737791977259237453106235693784357889369911791555158421614216288876008016000989514307787054975218993457350255506167294616411837178344089909510460029569307530510644517298945342553390321392412962593293667358257861854137847566574117357783058099660135870968277895006241 (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.