Factor Info

ID 208837
Size 518 digits / 1720 bits
Status composite
Value 31909203537379000549921678042888938453019859608701299831080947117770292833402740627046129711548104886181213319650650042382000319404267143072301567347485003401418820805222200973654082698267271408730792213769465716860468608755982868640064452446930209330890977351741847289120264232758276288344177351035165768820679507267364162395832806768467505952519445360131806212033922865593239060111183567599379826583873158284411822735034950299832114832720311687594752406679295680387086373716179785446803105496980750451388085594350609

Factorizations

Primary (ID: 208838) 255688325857058005651 (proven prime)
(ID: 208839) 124797264131713899109370314392317254507094023414543879122640710517739243027414432554602986379007411543332700737799152863441231019312437268365797370145267436064338345897827856299569185121166125978919567386656552365904473147698274850421499096806355380865896991131150186818483208165069676738495122935649367043266307049979917594032670259877923149144360613378106614045200531723774582873770956682988256949532785347415068156281290779198273722701386691031531732154921744526146617942619137528187852691837259 (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.