Factor Info

ID 153022
Size 633 digits / 2102 bits
Status composite
Value 505862097821575925117118044323970793973321143472005105154782420533348344938361075020472113532546065140354567348461564040379999127032624369520221221088669056693066961698103342823208041574501974291521457936516319871049638845649410576053869139792352671904969669649114513186348101787051406830013046100074989508557495913611015789629170154407275011555015794849285440633349107985417880966387960612302055362536987790564464651304436883626412692437126595993827537730304370300187416077538794913341611423941856563968947918379961569804847775179694276849142338084534439331857246502675002117646460397482010830315857239226443230995120744894588769379

Factorizations

Primary (ID: 152181) 186876755095849018355108664925786534845973652409098845965209518441187042394836572162215388198405266036965211920142964962869 (proven prime)
(ID: 187123) 2706928946631802563274557270522149945702402577467596547271816275699651354475570768280943568053001343274768193269496799878847399427311040677936058612000239170295671015367096126961223497990605547333254026482846115234206931884028935920048580678005512795336808868853774660436519872228644812350946162907935561148178686995253279776553514614582382479713032671923663962338424489266800446633295990627159620267084610977151214697402407258839931495740471040795945990254269296603959486159471017080292985661071155037599060791 (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.