Factor Info

ID 25216
Size 645 digits / 2141 bits
Status composite
Value 205706336240181773586970588098318976386926812830433732461780168121995759728757031415614491263971206038760132930490393272607743684005509520178445594255295905504549328043636305426649979515963924066224067795153055355751596046476002398735582327203596379461369114363648118989321592422166406167729934140485875597696775669067087897915860906220679730820099582065185394581400023621298257730834853351809432356179629535354929994035823959814038830782924126521239289147485687252369231650380529849173272675010850038910491104003345646504076178525156659318981630332662210538714712919393399844084447542672102247792448775325239709079083233293637024187811196557317

Factorizations

Primary (ID: 35445) 2872188207377461771538665660896328005417433 (proven prime)
(ID: 35446) 71620075492200477868597983466527269110623764291688454595894553449680366947239745215748853909044290457429288389945756055118576990746551378405591831836803487534291871792507474893836262124261774332521029838542623561679982416101448118315297934354003577481211405781942750306103881854063930236998852346680333183718723649201172462787137520391728144644305917037943983356481492050271647377266174513641952460956343428343065329071827917902132117458680120425331601622374841991726513693062528809039014048974767810005247147645423047692987264836053448594178977592463676609929543379665322893742320101974093518173300749 (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.