Factor Info

ID 188986
Size 255 digits / 847 bits
Status composite
Value 712823458706498394226994713828920634509474878481372162404115357863568258830921338818825304064636356536497291572522678079541737519938642197351248763133918878784239605632188976990903991860391790354713408055396978080976943613164662923914081622916762945721957

Factorizations

Primary (ID: 154700) 261116663697161542351918133573442849307 (proven prime)
(ID: 188987) 2729904130259638850785686036040752151009364503179545167175022139968006653342749222832182396094843067711307220099113815837946191862765572895685671672584565027778299055973488418919710943437256543030303763322096522733951 (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.