Factor Info

ID 19964
Size 279 digits / 925 bits
Status composite
Value 177496884721934904958237380548679614028664632485724789801206438218750105700270795697056078655541990648398937591989157853286735675571306369506113261280134342367666238478702336614837047096397120919987654179722628130735750355544235278781023107305081515017142762067170438566458577803

Factorizations

Primary (ID: 19382) 447798287131284928051408304965265782892174953181087929 (proven prime)
(ID: 19965) 396376872852790961490472386308073386209414370346703055747614801736708344554320327233357894781143041936251102762415592244860698031637124717573216712781107085885385538168100922053673781153292672661278403315611547220171490628707 (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.