Factor Info

ID 15514
Size 355 digits / 1179 bits
Status composite
Value 6528624655178353551523267006209935686537128523000572235454991325033294097238971917356763198469381957587341211932645535281938532360700853003635864080000263772286324030556747712545727476615091936684656120439620970568917624050832769083159781246224375738493374963336965243337142708335900140093178433885286451908467010419904331454706467767670171915872149659681

Factorizations

Primary (ID: 15515) 559141875690047602223196407174620966113027521 (proven prime)
(ID: 15516) 11676150435202611037698391036693181998396659457042612719860247783310210507542873188902960864037819021432866125526003001613986552956274158892544476232735243802935883787948420304110225347175833610193043148040547288136677016823451177379269314724360675545400358453332743597163700835181796953308556473452646204772961 (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.