Factor Info

ID 166251
Size 853 digits / 2832 bits
Status composite
Value 2631281720374904689650018712255319663679393888917530106793708115931822137947213409797396102531156547238868505951268830867158660254788525772027469672390047119821737093963804753586292642664466040261780060768916459818043512197854308622589771030421197873265472193812785163899598222474103257238226795628993927873445532055940988281372328288022248248254235562395300889250114140723667697284156469406896745530838164203661310987429541854188112976469219286983781665612644935522387633936555951996400463641251354570157015326471753045454202808662811958343496013288069117676383065869142815414766552358536970375631352422600242942497073429168920136776757586291649406092926914772363073308953453343693941354501476096352887267861733286509770580007348841091606204305223585181100851776233237092454395556464186953940886103613423023774902160289058970759730104971150116859251599

Factorizations

Primary (ID: 17310) 2942031681694832257394740018524925949323820001499 (proven prime)
(ID: 197360) 894375725709074573761030689000587123356358875461405480363236002025839114758592331343527369083311160792276138170097105600176218135542788520430907346670673275729469912118489981840236040630983426680908863078466595299339233495347433648480968431887443098409275949434955132100553660690939397083255095688574928688687493821648268914087490486674076564171358226116085758089275335171066575070561151219908226569567140575194149939098279741539085155192803017634067143058579696333060850316410913816989408149376436883666945904387909638522910715969648745358672335831825406914688928737308880557167606303548495860506351662287517822316859819011202112137129489278679791151935507607543936206334215462722934048882764990593161065485715814162629455778256647642807889660763845723039350385535806761977706648718799663282615860599901 (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.