Factor Info

ID 155226
Size 423 digits / 1404 bits
Status composite
Value 416609752021721478431937154925190963598034709906785417569870192013257649744053733408346888125890765319270963332576374232765707814353954500229576389938533562102637702983958113238106144213706669611847614337235874573911811843268402785447601571104316133244308944957631629705768716719346411402158933545911635424186428670481222674047184414698447077669189794293547232502265601111983654520580805549073550499746874253298589191408107

Factorizations

Primary (ID: 154608) 170942984502845969696543 (proven prime)
(ID: 155227) 2437126935822192159198896514350202222771587356028720084841099283672619727786052741855000082433484701560013414247459742564146324812177723991311350021035796227803889789504492317522132814210184393293447577904166327494262353002700489291497522173750718088073647737678221765844585154373655151599780448345216996024917108954528071271676769465292786355694333362584908535525686625513796418009687859848092442549 (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.