Factor Info

ID 179759
Size 168 digits / 558 bits
Status composite
Value 520651655532510391890438910239905831725927786559039372738981314854229724834091505262865242439780949127960979107598029701835717833842076748090964289747512082531762373137

Factorizations

Primary (ID: 179760) 142194470403744732352634210738000569142981953 (proven prime)
(ID: 179761) 3661546430421522780338490045977247192467974946030872796822112149944379111730800459425556658939530191598275592646223475640529 (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.