Factor Info

ID 107164
Size 843 digits / 2800 bits
Status composite
Value 662579418726385157487318199020974349752934608782386885246294144356634963023996129871592843773157438418232488593667193219307591770141753149677053000910117537052658816315812607217432773018389049689119653223404314466466609757403309061063519949603391112534771311382034812434108669152823252028023273233841762467527662923463773359226696098803207511412198960611692195643387404291386602844133007746687515579481892459646524615025668615758094005513604063369213633999996619334494857288353081289135464630252739106771099474541548542538466013806716238216633524473016093841518289864329288440473038953373565813563372916776369184924372908312941172417674783891440648462553580322699297528801097056362354939131734324885763788875635407878464339619769798549866764678837834755663974823265958320168027691531923762665209281253392000917816364936553840838192583856758237

Factorizations

Primary (ID: 12) 1966344318693345608565721 (proven prime)
(ID: 107165) 336960018867232492566696071563278140251100289677765992074687425889107267483391922237949675850628688368809014913561677820807829694686567848789600450662303639603991440976534611699857759578615732951766422250277592887044369503199980889226463284470655910955114522769985770281095143465087628120673542834232468066438174950839808354720115855687214334239344758651252606337536175991206873652754325126398256452448928084756848492399079376593210594839893096897701413223722986093206114821262830085607885838204770580686390451125451915996031463312897316455455145214707284293331091512290968398380196389829374429630119949701584726007694619753005292751022413451231135485286458147702214354680588067737265204925640105951656553076612104360503638243647049821863787159913436321083109796420667985391216446301862258327506649322602523662337727397 (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.