Factor Info

ID 161512
Size 278 digits / 924 bits
Status composite
Value 83856899428413871744266054637686635740300737306755097496671721379194771688506416837210936808819293935880200592908629681783856864293352004887354886096183220650757636280077461594154947770008789416135000985019970819617471279331480724295841317811302278825020410938542729081033254947

Factorizations

Primary (ID: 193566) 9487161222091701149828434756209174829 (proven prime)
(ID: 193829) 8838987497455572008559065642013075138452332393262987619467515057648420412199116897576919299592993341030183238198915271742110893373855398889550161860725850573737883758308077947365887335749366774165822858842589417348043363331864752246843033743 (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.