Factor Info

ID 40520
Size 470 digits / 1559 bits
Status composite
Value 16580274486508584132730065387717236805637442463230906367478618602808215537451998111827931026846602108624478930764490698147117577500333382741118897830561270030195818626122021147089492054661719232084851135601944609615181492464255158715930578348781888640259067021703555044434286911119813075649736896819499969783647415175636563540013104044646565948675444665883542326160999928561789913947217836675669439697739688321858539231567681589546610884365631997900090616378865418356751

Factorizations

Primary (ID: 19542) 1363608083180796048411168783196497071688492468691 (proven prime)
(ID: 40521) 12159120124774343437222164497853909338322762965849126972270661134439691446133308695779327621033795544645055032494846819885991145826466703127690963206214387888849588692583563362619795909179363645413351099383416107617706190494289519279075844574232315333113473981101091380143584375443508622487706980045693907554846659595089750789368380878636476812874261442841359059669492172486959971107307361521567294569142609037514378872661 (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.