Factor Info

ID 42766
Size 309 digits / 1026 bits
Status composite
Value 404927208426596651299402626833258333212732808253520833199732803444032760158996327409899597649829256123273307438031796443079598538387328526319316738584451818649562649278822073390175885989567088448904970224119827968727387507796974236662351888886366910954410733705889258922463959864156137952529394577648160107781

Factorizations

Primary (ID: 46678) 20597701572129045569922064057 (proven prime)
(ID: 46679) 19658854023524045805993984631177101352679829751398574546543017280454524707425975268021921231972080880413599100988964827615490325274495293716882372493676200681341296077635778735810892303030947032975417782595198044467630826474588424869024424203406838892821122393014128871610334722733 (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.