Factor Info

ID 28300
Size 676 digits / 2244 bits
Status composite
Value 1852779121489676400697428297380003792281047939486114441202610860937278158839470210239937117545900409054528468438223683403647174345785567023676358455782220898649645816102936648882424458248649147745633850638595276546775729800180116651277044194527596776978321431758299433300163987468960349110187518329524074645149387640010824659484392156024058431220804677165993439483072994668735679045915754307479997591200150563526962330159274896201260250994205793397149280598066101087733666645024657510455582476347445770271159378872149423529291074704084099543986901938762778394987948132349392322949842230423736199620491553472828008073775133141668296033738115711267981657598678093102758263544239

Factorizations

Primary (ID: 2143) 2212394296770203368013 (proven prime)
(ID: 28301) 837454301972520668965427909766937571204442286390591465906264929486664184019292689651727196735690087923653236248284859453511716746921363507637550125620785067793542130182373226334131760661845297211780092540302432208553289260304964751545688705473800221898938810101429588593300320183173838565128784247594325637585271527492301448478652404045577034290718465402894929920842872505462693144840232541624001572120859120132657272201724429775909517728343655064475209022826268591143894352164915189284648236838479125287981965353408918417358119019577932718344643875976538483903125888676534527402542913759715463857800554828853819573476178639423467453845448342163565095403 (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.