Factor Info

ID 161612
Size 448 digits / 1486 bits
Status composite
Value 1506555852747710170636641578189393492256643535277399637577743299042116321455287579899782823637218059451160139108212843723810832443663762262785099010551274957469693975405659982808849493371196592868603024170753476897203730913623858746569029116063041489112462741723479501177263744171256698927557144510696814281129578299740050591421251860926824295535852621603308371097372655082511479512418418163515028012285690239829051879173363324369179351640182263177

Factorizations

Primary (ID: 160973) 1200699736113456442159 (proven prime)
(ID: 161613) 1254731559802185874718034440387917264717881029508661337042428142806256491707994968947837287877045687224998834506089504327023750809509474114223306478305405929400576381270735826218208415750414851456591856031035294642680024457096332682967937014626668043808845346354092611448749676636467895456738712116905870380787436910733766872990071677215090125503812578981955409121643891244084114940197090395522373198694541623869360793393071303 (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.