Factor Info

ID 55518
Size 265 digits / 878 bits
Status composite
Value 1564014474151731076783775668656717634433510720788665264717660207930263044056465546139693822141434636919797613025571019539697053488784192227456498806947864466606282643753314963478764913990247724724787413213314480821558210533123695433754526999240148669521451161805921

Factorizations

Primary (ID: 54850) 71442881968439190301 (proven prime)
(ID: 55519) 21891816666111741356519253518906612806763008610649117426016707834869834501179203678639885503769974095605920720375601805833538656591390781798213225399055221367621449254092717643414366632574932945987541855874637517557241467741370858142752135929621 (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.