Factor Info

ID 53094
Size 266 digits / 882 bits
Status composite
Value 21081181140052233065072430587756934305797219408694789231608228061981954877056855520942771940431103723380732213060119677842114734993536814679292048015304840159849953794244118744465166391098484532920326535315012682797679346895085990947012065721599330506256001588166953

Factorizations

Primary (ID: 75984) 44805941084686008411833430562841 (proven prime)
(ID: 76432) 470499684410321676612816918410745831556855694068386235329877430924611058987035113180728812541287522913516531453849672073201912677085117301614139245784112372930693227950477891109195444941119372128168014997073416007868204391445156025233 (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.