Factor Info

ID 155143
Size 315 digits / 1046 bits
Status composite
Value 498191974751432401508486329517957279580735189941641671236970569067514598130830434296773766242964305635669393464435000924144245416020076160478336979720887460381573293618714197557037583642566293736552010994436129163704625865112792635279252215041269389851600368315614665512088205655597700079952212320440687453846923863

Factorizations

Primary (ID: 156821) 2710514043290461922697493635857377 (proven prime)
(ID: 189083) 183799813169994173826049315584304117203325101325673333105743136223128485084687040998796420737312601099661836711880590388794473825651859490975689885683590097830074020446747076260237166045339658377207610641231092762205280498135486896188775416260794835605525725452932483306609475448119 (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.