Factor Info

ID 193979
Size 253 digits / 840 bits
Status composite
Value 4071300597893948914989131832852136541151773558182430021931346736464525345993446527675139931813344046820122253739957496721215019788951000646685643119994741829766783190525101038587878626593091625909921262203365948559703680371856489610230020208333366154921

Factorizations

Primary (ID: 161023) 1585576952132368314532768277444423887814600247493413319516216197491956001 (proven prime)
(ID: 193980) 2567709244523671387272615758257956766087758400790549989853686375850684908302082345817229281900269746243503289651136785523839069860050243087884072898900965976723635069727561106678921 (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.