Factor Info

ID 143423
Size 265 digits / 878 bits
Status composite
Value 1209329173559883567083263124519685616884375006987664508729613272055415652196343961072573992803034913809638452058188758741232296057249841948486754537131274620872220083263644278251431698703899043941187426941100797195898457451745968159901557988250417528050610208749053

Factorizations

Primary (ID: 143129) 73355903553709150436991421893506428181 (proven prime)
(ID: 179241) 16485778444190881140920099189311266720962477641472608274192512397723106998173187200631567837418225681102231149068336990384617637434974036110393905802026772216641329359743020142304731484317798410257189166828583618459644397776713 (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.