Factor Info

ID 153409
Size 828 digits / 2749 bits
Status composite
Value 224805598696968129895875625427367709587627962375925936111237517820970346304730469289752633908937486316381064125549766557231369847216925579061685845827034400395099159283191428998949909926649846136372904046808231924524158138707864909994260866330728701756950516817089355163333745343317207916586712655042430654378811113515437725347192609738957016164055116320675411718341029137433382081207534819756294603662192624713161648201163071441235271056523753287148911787042219740415561415167481017173480626705063282287269303715614395511018071132545134062215485940759288344182639590317657085890341970842233549982421673337026336694946749848477860219630826650767127743403789128762022752027710009190360769301161763079362696719029319933589864155508507880719925849057604570416666750523962072150779410482384614505997939960666400285056059229017377827

Factorizations

Primary (ID: 152109) 526081259372584273819689055937 (proven prime)
(ID: 187505) 427321054859616325893756971003274802210364540378678390461490235352493455974262712688830360034262075602961642346436771037427247933186383037365183534654700355829762477320390549540821467712110787685007717048003528690092790369932884008788768953015505400501079711524422891617018816929560987146398831589213861041122318674619983695517511495183279508059739613184190590263399625953436616358138691461061719800022089086929481179706083938682037101038817645857283631263545957465543551524080826465615710042699970597823246246959722912730021857799146318004899161499155433417073774313050950662416421609462442825211696195920608859752950779635067113332356667954457818330788518938407191745946305274360513703247920694347382515765144774405413390651437391572025161648807918569197656977655369662944174569999999999999999971 (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.