Factor Info

ID 155428
Size 283 digits / 938 bits
Status composite
Value 2134177617850249187557669510947072656248985564711853755260728002156728980816178682762375951397990538512022488424055360412490144930561075002588990938248191705520792962181864718441350854216005624116130264744618661427280844784845904259018595938690100571622446446303488045679724113165923

Factorizations

Primary (ID: 154604) 245911396799577828131028569 (proven prime)
(ID: 189388) 8678644607877372957819399175620814014649127154991099052695001959374330301764566132322980921060167475691730386473846349088684709215410792854652549404789673199512171968535850087107146959200283638297869044319346486983054114811920603820547556543660638970602267 (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.