Factor Info

ID 177878
Size 674 digits / 2238 bits
Status composite
Value 28073226164409139982935267015226094739908881051559431568448333818832113137437190092843794722271922111220658800406400062158628575897026759157606344813551422885153304972673401808445538514090607726888292581953085915034286615699742615605384096633122439098351022825453233582327755428801449193192920892096394400263337165961003672713958488619821126268159444458219223825761454411264063685634604186430409365439593081624618889619593536548528940030160652859887298295731756666561592634125283349552248661912009887635897279161425024105398393253620311202518805300582269965674037858420629120956903351342542716797404757918120401966040485448205130078683743411579001564351086366347176347751647

Factorizations

Primary (ID: 16367) 23278959735865959837783914314445613074672559346722265555860894056527591481597100222820867 (proven prime)
(ID: 177879) 1205948482360946745749170561822132619346709266863930602769199191037495167669573635100108026200845709221205643183826723899963548198880532000514298908077806201841565878129155490914637740330083680032862081140942345410917534154674958545180337070369724176516175275340899349975993086924180576138513779817055670652952119936199700430115627727584040835067674515540409421924799417262101061325992753583803871710743206249708874589364435047298729403313969140775489474472439559663596126171164152511991344061122574015024613344711541309742418170825123432505117335903800820097333717166895614631976708341 (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.