Factor Info

ID 143641
Size 272 digits / 904 bits
Status composite
Value 85555130182448925721292668201798474771296144024549986400840627237602300121304705483449021251400504881744322009962470650898010081482549534085380160913405016490436539594424375569744390983689164329217161731277501320488477338683734849736955988704049619225292632385213868041313

Factorizations

Primary (ID: 143642) 15522208618145378743441 (proven prime)
(ID: 143643) 5511788450158789693074847095145379229629981501961601782583732549974329394419032459062505291364394519543388393484318645637586686186213853228081720296448582006738573440259278415041245427904291680015400592448454845965533976410781307014370425403674909393 (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.