Factor Info

ID 133150
Size 544 digits / 1805 bits
Status composite
Value 1555975983988083876650410570831014028091373752676474026571659982852314481854859368699197727581230151301503618297893219324700973972913841526449025517006882792359318746008073899686369907181752693200486164423882626416415519193122520546664224861697505770320977795512607786352244651022996888017653340796559484935910843379262610269757233188142884271374666795215604017166138640372930412335820192460153960670738404452260088534951529191121078406231777944553330688500211822811308927776949747620394985325087087668189003966250554650377807206761821290610999

Factorizations

Primary (ID: 131683) 4718573764413203147069 (proven prime)
(ID: 133151) 329755570575801607225855717343810118937961544191754871237386033169834685407252998690315105690505130842099419582507161381790518680281488670959109279568805870092657688325049347737678172126550724620755961308889242933055922363328544403945940787880016334321530312606516290599023632317823437964850508037791514836764117917942730062118720588971145532379538794977790909223251355474714171268224826767563742875365954610961582300410296567811734074330423047368484100348891977957273608406787240935376201153114811854889120045540214403971 (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.