Factor Info

ID 154350
Size 1281 digits / 4254 bits
Status composite
Value 251660471055026506454185658453781201856641340117717524434491826655179495542424188225198486600973366802351889867349675823421868324205620604420669407951012103041130392121697426762992271922650604639306277712347172750979592085311560124919573093150680415301447377589565356759102964348226331713578485667402699329699670275675215080426671298408721177062922635799227281787146855242949364438372947882073389112800067406858055771361978832514469893775510917319671573200745211965170073999239630103176726781923304491700344876596016070381764439308040365344992036644436501503890935196536982583816800658882284279270395365600671851650313097566109067137600516076021219878142403979696661604878254573557420434990881466332798583538080637013425167136184478053510867070873425095378381395934858242095565802120053422873847254800137839555977168341936638939354038994755353845745943213459871388889110933729027716439998937222252034281238465841505343920024135100965117412045830009302836109937306114595481666558110322647413847778204318815113809804433024183728092881003077661199628496824854459938298232385662363747097060231193799914929235393671984425988694776475444667903768190123014364446667311687063355747313379498101711418460765059002118288873873207972710886841697206909929312820000263547315535901006745855716601

Factorizations

Primary (ID: 152674) 4594921985878654127312685958836421116262916952224876735676016088554673699265860052540079416213873427080035114707747471735968977423647693703861515732907833257749286555405069422858056441979627095295882624184566191172779254227868196405125500870871990026449347193242052618387780447483035829178558634753110637300844745827279069780393572339798618818753931736766582554353561915785008587641401656573991458458631933379183164595668396321431938235467171 (composite)
(ID: 188500) 54769258722659960727856439844241940155125181872979339237405264757766931662421759686418704707735543151948942803386277057664477706670747773711127741814407596297290848957571142075371761774479712597996054735962107148998014057927957479229505332578061092403844480244144415583380711378525414597707131946469317918989900472603463630457941315460100198455925330177085791529182232451034619457295250286565179904541714144923897721776417874607670095509153109277986456077737813748050673389045117841719828104388578213435585455147874646301229452973821571061350944492577962884363904435061611604471448091127053244148445074212005099812857582911092031667792242150673594836113612628251541120710050337889742415172074385885513607709121477206577844546350585829367990691934976120331213560231592571412380244384800816986989913863117440317350312976726345978072810673331 (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.