Factor Info

ID 43238
Size 278 digits / 922 bits
Status composite
Value 19881780129322831173017126139893448428687116406841371535358892715166766666321428409215941239955376852545334711941228538419607816617125720064022264098287948191806988704606137053215539409610100105190221268573927847914862138772567830101528822259470064862950949171643376334318722559

Factorizations

Primary (ID: 936) 191590395963717030369913 (proven prime)
(ID: 43239) 103772321307212075262114557968509823820121112998830780723944109883846779548268207957036408120247074009225425129455750348020013680171423923222875496789588061838001342304786487822381492795100486493015355647949091072069918984185180204776810675192134256025143 (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.