Factor Info

ID 63215
Size 768 digits / 2550 bits
Status composite
Value 278528197723155199986551018397899697820511345456393706979326194608383583133920905232936062614486966183927386584824162968401401608588783785323944718484175245699170050728592949728899949057912517199227638847285738465384194493042609069621137844487465882741690519503051826211227737317768040110861883948569777127997494826479684615951812439152819968017901236529458400939097806107800462616159465412287650062037666604271101548580447447962844861408931344604206507559490728472020042055905961059094414209909060039107417830091397943508633390206552432751882132436071269693626460012383283748443075782035067579077646660502345968084022195569852612376383272337068037349104120441792473381705543125333906281657742834231468087355768705041608316049006632503270117261154883352477336525366649

Factorizations

Primary (ID: 3318) 918125051602568899753 (proven prime)
(ID: 63216) 303366297692225918541030402231254667465882252909719542308913219229325887740915940289502408701602953513964364750199426352025500483067663836396827074849602550825991636871296857517269828157084921594400105297161526301068356837467097346007384291886890234264996726156546542471947485051587334562480519132535880539664180565855397247275415819762146736739300584899429679869936473121437386708850058100915803030755890496160813057245594155457207959842840954753985932423505314397906169236647144938034076360159290854535943792751341802696338261051744549368596987254866866969073440724943777503964044510847162019223188768690398445505460878189724422465862847588873496575225337932487072401730156160750824421490753943262247133372020651186056771072059343541192103191633 (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.