Factor Info

ID 189809
Size 647 digits / 2147 bits
Status composite
Value 16047488650956478481764327216851198209354511363393504408699715685881048613349403353447909790416366242653918225778385848803036589183612468277569226961216213660392113189097165206128434157953262452170736902943726502933166327757604488813785674079490724474931719917155233809668906558215100083554586653637653015794778576483291240073151538765723020740935485471041541832155771439596907962273398228345512769994133806421702112016571484829906348038330803858287874718346053595196751996064135067498866086732928982367565221177166325294707159798828834190985902268181915646850313692896615965155544165068679507946516484145887444798003225951705911804101401455248879

Factorizations

Primary (ID: 189046) 7277724094144664015334725219295880759564137419985789406036857963045678532461569 (proven prime)
(ID: 189810) 2205014705609351202834807743869700964183136927220012422905736504988076936632083973677829386639128690741147325141083840362111149410332282801379244392460152542234952006745350124201372366061366181609652006881208851230407388311456675763803080596353923907170500336813305589830251080334859892192204135400093034584533765518559605428716670136490138429236284851065511656269585032400918933807477671681706878736054112745432186162398947631184359803086369524351226812990521312219634260464409541242728638359406260412043232180749019448102030312719543826038065724159929853547086186991 (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.