Factor Info

ID 15787
Size 270 digits / 895 bits
Status composite
Value 153926054591732576700220157057175726836888819977073660616565151592896259139797944956894823793651386059547892130314229206128878905679778057575095737862915864214446970086698979824927677789443018509917291893261985689241451174782194214758391942477541642764827363393019262129

Factorizations

Primary (ID: 15788) 444982990622442211633076238768486525999758197578160055156609 (proven prime)
(ID: 15789) 345914468273092438954659631005051522229551834804952992705334267639464114289232866983556127673030675600573473946019630845092530358516729575540199480920850340620629489588180186047384039901387331211832402653695281 (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.