Factor Info

ID 137537
Size 581 digits / 1928 bits
Status composite
Value 17542495214916837169894709276285324892356052891843594839526012793792435742387279299991373504996137993618935281116800892178600730484717009136744422041162465705571431633258881981202904156172668552554648915902180968344981368393220073996797400410541957530909745278454373395854808190576606472329004009241698430162092011562686208193949084743423108899067023347829211523296985081664528411220913737246048082513045408796173325684466106387547539016408892867419169563605118811121205208015861145053730688119903065639503789701480353632768823671769308631527589223242940406264778748683993268241769

Factorizations

Primary (ID: 137538) 2519202520559545630587457 (proven prime)
(ID: 137539) 6963511298416943013108417912549307406029323085791758010066356815660989808331846665272069124390951033014732895488722539817443250438732954072791279710118207662370619948284258714553986676583406298322708584816585105731639790455352688379970808038588095770766533665572718923696740467704612790567792749945739202450340148995658741702120031994950682185221797662345844730301123438395617077839206400300908033729838821846359093648873223324722300771341059690825595764251935055342113867794648031536871223141005765664144930113263853920515703899835228545030367588285215017 (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.