Factor Info

ID 20552
Size 270 digits / 897 bits
Status composite
Value 728258621167021012926336638594104936160044282759850588551294097567633833834715093387265049923658147112457202506423658857440754094376890372212502783650360413031316097388062362425161878116832771360334509913597301172775891698183462605670167552894542991840147291436948623121

Factorizations

Primary (ID: 6674) 227376585863531112677002031251 (proven prime)
(ID: 28719) 3202874290689339946427673137368594675355963912099434193687573211434286397472115343072419301810558778503649215433850590858422285495479274513342677077435197718322503702372796623117231815211814414895968510927420292273383126372430106577476279371 (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.