Factor Info

ID 12857
Size 252 digits / 836 bits
Status composite
Value 320073631025523876233880933550753180241914645724997348626427366191099310773323482858462316104108786007642066020114831257851815111305006759422522241130087507580527559780020794590134528067007003089051850410792828310241223210011114133119841185544377441497

Factorizations

Primary (ID: 12858) 144885246381760082826506703229726552717892510744411669926411742259181501355019447608641136855875750936117027005689896984663 (proven prime)
(ID: 11662) 2209152684754095419251714657365370471168168676857997421281883896411749177423871120561517300890295224461977125179137945711695818319 (proven prime)

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.