Factor Info

ID 149948
Size 267 digits / 885 bits
Status composite
Value 180312990414634059606157497381030528888391720853891490472212599765643428919734069099623099656040222551888993669483116796259617049876207110453070228104084451864467948180317564413614397612023318020968583871709881827425060634019077597540011802428307828308685230426982873

Factorizations

Primary (ID: 152091) 575922000923214999444714868141 (proven prime)
(ID: 184017) 313085782667771970743229599708244848360790162001085441451896835071126286176402313638671509567647411471476644336735668292371423066487536384239064224681159147901452753725895034497700190005888496842508254761795471197762120727940040785615453 (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.