Factor Info

ID 42885
Size 275 digits / 911 bits
Status composite
Value 16157901424061334601546051932173573827823585981571929989412543210810470900510075985530206800609137111508352346751543845387280898618582289796297635177310320360055343692441605519400129820347801792966704941443126156031603546466237220253666911573349147286306698525609549369257863

Factorizations

Primary (ID: 797) 46878833122606699500317 (proven prime)
(ID: 42886) 344673711945901647665505384777970641428064135495958335153087104732820779923522461019687739531230699083853860986069087469475891839644393361726633717676608252911164716067888212261787723362931378827874431730568340598839349341142961106536009949372220311539 (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.