Factor Info

ID 55215
Size 286 digits / 948 bits
Status composite
Value 1600517019961368205320884892910516889099162143501803605673235165992951577183104121491077135373303834403929573823199271642348595067692160209982267509387662535613883261088211390871213416976235717735198778254840200240915593350437763737896150200948706498799077823972705523109495922959138561

Factorizations

Primary (ID: 55827) 1827497244753492936541513397 (proven prime)
(ID: 78848) 875797227359025872579218527352521790980852727272108035456387089985615651722625398313316008300008208502137800206611779806443503745803671434279020581013287515181314667747142717467776147586212717111986706340887098639716912088749857869237335518490697904503405213 (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.