Factor Info

ID 51291
Size 499 digits / 1655 bits
Status composite
Value 1521070153302272705922353658358496382121754858691076485805785918107040582529576724369752163255099277753544588450392251434603039629562391683887357417100700942960351059237530039076828009506556915435557524973449061267339333835054064141308387237188289737482531937565064736693251149908358583482951138973532715731322448374752894459398770485290004434458214079928819688097611146124704219111652090515263035358757019407668024846762870199100802596838360026914500459855011396794510457973921509616407864940048079

Factorizations

Primary (ID: 74224) 4818531445075172246553021289393 (proven prime)
(ID: 74225) 315670899036447611118655245791467220692339977649023119637594708256629902690893653752316876626395692581453382957278804858725929783608606241242980537378818613115323978024057032322427961953663538450640929671848362315774857219795458487938082553795279944729135282850286717398821426050012334930027871049081728562924427054377269884341776541484909235472436360436358865670742530677948275707800408023950879312813401939468319966604282109108240233279641855631211993114242050034303 (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.