Factor Info

ID 181653
Size 520 digits / 1725 bits
Status composite
Value 1854311264562970855484897705246170911847290411904979148316909899566445019019167650205277827195209297657366521674464631984739018665746314241162599563924790073004042200232101865986903568090759325998852959815425971210001739787316894159504636119109995466117350868070008562934932428182111355527682337868833304261213207984717498876809837475556505844580093202904689135667164448722203708052539703672951599891907368682581488277970361836785767951703492151259680377086576786304768999426663957218095351093640221300063781782975727971

Factorizations

Primary (ID: 12026) 2172621912435642807142092867164558162597644301024455462836633839037991893168426705180325903163252941211 (proven prime)
(ID: 181654) 853490086769940502292279379385594640324715903078118022780097924818587378004411175488508822482476914157329605502831580519447038628302804992683242270297851736941152604658659707393305594839265182546540500633817143886722510563745069159873337705374932965014392437629146913604120828003051669066695930737830945127791948455255668373444816874135066519069981010326361743672286542223821354307819003949793811203716643813606963161 (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.