Factor Info

ID 168220
Size 256 digits / 851 bits
Status composite
Value 9051145782453105146323413776218824062980798237682558647347486463481218811318141112962632846108195038724085951414104374450318360120997119261716903570255532266076967669531487749630176815060153883926986066068371146900652820866793090439848084951693112427718211

Factorizations

Primary (ID: 167737) 162708209139159956445385758966200454982244714891163955510792310084461 (proven prime)
(ID: 168221) 55628083120943845691722717632712935233175689558572131790616992007938295180799934252746048920343516132800436769310766203427915333834948457241392629812126532893991919634063305327286482608751 (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.