Factor Info

ID 221427
Size 689 digits / 2287 bits
Status composite
Value 16360391837916430562967839710787814276613931415400033802174979053158431656151128876667183598489531589305433581815224759427763109641963961956373161636965474046273156786097564254520983721770234893643594106222541992155632585565590046225297597303159732823686814817574798978324152544987207354319302667671581508415789082641923863142923724751423528868551155786047495528613317943366860745838912393918284392574494227847952394729409975976148928441788815809533214432749093333093002694596843458784173529009432856599211080218789785639600805349181230933493450737353197515631152273054314766250964648849198583336223373073948410277098096758643417727952816307839801373669738727932901219424369483828294745763

Factorizations

Primary (ID: 221428) 421674738860076045876517 (proven prime)
(ID: 221429) 38798605489491474749059038389838639311984027782620203987431113766688428651615205057137792671503729391778919382966028870476508243108167317698184073119436716052119783845749504335633175623017004972331383305002338704191488219442292086754004775007600490923112724549860628017634820500187214430901339790510369072339715712955242550337537299825181129301426155761256408748915359274633987852942234669645603606319080040677100009499335001003377113908124557752003283826370469377236348358603894419558095369706320463384228356121823100831186070657679483165759886910382350237210255284968245084784536307988442128165939005576613787558473105666303575288451774279817194732552270472844839 (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.