Factor Info

ID 153030
Size 471 digits / 1564 bits
Status composite
Value 571620408347017452077995185367045386875497005326864564191128472912590113203640530513157976060345095960073649785948389726109466014539253864779875541166552903217735708675664291403109813761946381407620678878148890653799155691523856675225088367705680800262499178657994282885997681252871814468095487514857146718623836286589615239559130880283156607665873841751592413000532784177759410652923587629628213898269951148930557494296759367041589358955589133563549988217428943095184241

Factorizations

Primary (ID: 153031) 264765438725391453601 (proven prime)
(ID: 153032) 2158969127915100830116568642506526478782296527515719033054028563006120789510515178155313525868466018168317606993553310022337534181296080514661011874490466190755511931082855849606845116413159477609048285714283987056186433789439355030347019309243621881163557935544256765086425673730313352331952499062822770489244281888313155377244721674332125003481093157730069973083957267923106728382020117114874934361661525523604936869342484096165930114086720099826641 (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.