Factor Info

ID 155710
Size 538 digits / 1785 bits
Status composite
Value 1310239748863863733724311291888330391246612261359869865847211731648957928394408893566324054245149486643942913973732809858107841406511674663627737948586480304340266142827104682045334115711546402673918607771788108603818163784389429025228923576712334098146916789504142672743402676721802693169756450355164959862778802968657742229359901150659571899739722839445487922584001780768875597102692819530722490789661911350684039130096799636381354579770828743586774337734991502837753153125476299015295433547927422232709764847998486587725478269384146161

Factorizations

Primary (ID: 154592) 650141690025315305584300036801 (proven prime)
(ID: 155711) 2015314152231716504924027906252368699605794449859823310836468410513847551671820156181852554824333734730694886871540424736588581961467181282602902815916047220862544681033136147125734894727894304084281723407790182340314494136832306721788665434040829376799969449309977766758280806704769601990950454349338212544865806443890177316887962309580389984195812806120621058835047419999565731977050909416144092250191651103190737773884672735820314376140373283382650056405548795262183312622767948688300221100368678026061361 (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.