Factor Info

ID 163940
Size 327 digits / 1084 bits
Status composite
Value 158033452776856906593712428092524090560210659914380588747500806111798869453767282921801556054079863935818413786885517477385355150301168402483562693480037334747159195443249697511025820831775576220441656124082652448011417279520683277588020761027459328068274441050346784417765840157083033875188421152401017190341970422752921715101

Factorizations

Primary (ID: 163538) 262692147114134155051 (proven prime)
(ID: 163941) 601591842439792195125164604033210430502847124265416945142415102411689919602002497634666173629300057158492041509543200506810823726200083422335471646611750054696379773781647753946184510283879389108068243478322292412370291373717584376491049804834305497261600774316217323898521540529481030046677613977133182551 (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.