Factor Info

ID 63989
Size 278 digits / 923 bits
Status composite
Value 42185354577615080771366639993895995311023538643689825753767284507513033184644314489085851666564518459122982908798042813155588959528475635200936767996568256648635893830141103204446872322808156305992416310487788921478757294399548831251459388074559878354925850477363633371992489597

Factorizations

Primary (ID: 90301) 334783482912939021291678068277618300550029924125510264121454495619 (proven prime)
(ID: 90302) 126007872940928359702135422228242066334796171896781166531732900240637018428607313249414755220885961321578829467307800683800034183033271539741358783928755118125796794157517560693100517156174487481524636263994622463 (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.