Factor Info

ID 28903
Size 253 digits / 840 bits
Status composite
Value 4243191010047786688562946709066878569668259361138490668404639127847247410871823215370830668082803565864100026549263086531567663563321020258374504808795887881521008960120539413427182630897694488717778203164255516347994423689666907791463363678537752256581

Factorizations

Primary (ID: 6719) 788868477693980100643230089490226571 (proven prime)
(ID: 28904) 5378831998017566009594384971899736783553567645078266706715401836343086131145681630084271416614966501216310009501386560787802042107507576255475366381742704621010999674768582562169352022594138991601178638312779998483311 (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.