Factor Info

ID 51944
Size 643 digits / 2135 bits
Status composite
Value 4180688389591901828404180721507628505736235599225378061012206844383923004721335870724889253453575408381622428545931992284702294836287806798856180481618976746523691400169390899005079046552653664620893213705437963453291360187376637095404523193342443380477647742160104399423797242513025854310266115018839395241347600711361429788424922812378932290640178800081914157759577230195424981528314545866265200299014504076499567538306813080753839863035949918042872310189548522947780478827584850136175281770782868898087628821869090997559224768489617320730155187509821590508617625290459927022137142848604745370998817467476850674553346471615406603830904015601

Factorizations

Primary (ID: 50621) 223893595825973074419211201 (proven prime)
(ID: 75313) 18672657313706493745056256079149594988395431308794503753367922485845727009051976958640149125148414555621885968823774024575063795822332270928339992554224096774395485889451753611962111967937635767135410167747966483392507054976097648168053736840045417037111005695148049123503019168946650381775226594760491903528417400976552922471082333653073271644752884564834356142166950778562624005982469108817552985915464437869330851322190203874011516530449008965740485974788320846383067055703909126130679086906449881330243533518484086380032527559911433649181482262108853756593225095527438608775688572299125444851575054106894931524401 (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.