Factor Info

ID 81755
Size 300 digits / 996 bits
Status composite
Value 539266428158346877012147607635180746865935756573480003038060270300073280716861386566386524375875670538707559361558872462700696482542597214680408365065930498765245031242679983942941481291840290976354660475120683689412436324839677838357602727724414713436497575453846505846837063024303749808603077505651

Factorizations

Primary (ID: 81244) 1558883630679421268120418962867274958919305400572509032958654553398821 (proven prime)
(ID: 81756) 345931163523292554691064502779513930892899035624684011086594372990719509288269311207759449628826247470733363708463722235155462228561559886142168406309178962696762557546051278924923141897679874492600067617865581405550543882951618231 (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.