Factor Info

ID 159652
Size 654 digits / 2173 bits
Status composite
Value 801460667719310921966970896253694507381208691117805095997761327723893876839074603453120760799574041492057202363225515085028161619533907200218092322322421966173512756188960578152505915976548219351783600895002052343572898323105533013110806173982445447900110686442582506111667242639920594276046507128391049801746731613734134313829528558409130723957521834659981474715267870731854111513184735682022600525557593505420930959304169042461902399656919673701902082697371809118907621886004443688468365405959695081206585133476825181870489166552264180793789795014936922975172650202726754360170049434206945515873423465962852468097108716950110072630281094407309771055771

Factorizations

Primary (ID: 158817) 665804387768740238351 (proven prime)
(ID: 159653) 1203747951264162269627146300759025987366717548190188679483034637286707884534413487383682183287045641716298374434746032997568175105508334937176540937541445299732146541911928869682063698157940425887106625891441075977823344869371842225572213332154111900703560205936284989972481022911932071411694610040837388219449205807474549349062625017585557707526887527162684210945364383213008676861527411695562888258335362600424297071148592083781962998438911873326707786146074982685336983208193089277807244755368563369544095602243379983011710537287252046201025383247509610952564945253039761348915529581155289128923560701996148376212145223874627210421 (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.