Factor Info

ID 155271
Size 373 digits / 1238 bits
Status composite
Value 4107797123410680016224276205810173273521278405811665428477787917160548424075384874827236190182280112763988700921218861865844928554530639267770592997650240579036329635756202638810638883555991476017666544957493092012770933423217316556831456446719791286318999237511497767280462876618463838462016105589888313087052186394075098085795219498284441126548594935837611197687909292971

Factorizations

Primary (ID: 154637) 975573640291548852951234645170717556781 (proven prime)
(ID: 189235) 4210647924213153651566922278946068528210699199994988023914180829572308740300791292219590513115985039698054936693550205429874462585418602530991533439074993813960071838581753632990277252274961817162567836447480380620996167468247871994674662185585216163917706140887609604959366598864911613361591460243549850248245206099478794336471783991 (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.