Factor Info

ID 42946
Size 329 digits / 1091 bits
Status composite
Value 16396909995767486562313193286904725811392071561244680959841983471523253189890624953439770764640361699696505225039940892017123939403116442920974502233560334910565965941556801752645607576188293599768599947097527097559543540780982522649632524007649991791908689526308270720021743623144704466898156661099466542818266821045336784132449

Factorizations

Primary (ID: 46856) 171503143608212959838483433846908257 (proven prime)
(ID: 46857) 95607052155411743033991859855319441121681015668661683245505120145177911075109494864857817696875336886937163031482575996281566761959432503871206168075742590608124333697087240114001392869782966195241568415839100163498948495205155413777486863153657173034671887135214860676638728225340227879187457 (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.