Factor Info

ID 81664
Size 253 digits / 839 bits
Status composite
Value 2169774839709537683898483114079929485324888634524087164317463569886769205360352472723931962295371052837823524726895442965503912836508731931823312781067873524743881269495333190057166776613950171342639828006810885966193433278356367652376100858640466922231

Factorizations

Primary (ID: 57829) 5238561178854948294807567421 (proven prime)
(ID: 81663) 414192898704260235219471617373156853223495056115485264413556446399646780624523835344147539277941735662201589784108773815393709106083353664649186002357965497362683788540976941945801771879870905305313428923658539730863886668611 (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.