Factor Info

ID 128051
Size 839 digits / 2785 bits
Status composite
Value 19417665610313998486088408401983549275180513465742793197772159861601411016054705882276939502888856247880249463869901471245845080358142869495118959482023761528595123340095731128343444717353299536635608955294341965705199212212901525989418364384439716069455267670016722930087127633526917054036589721473252654698750063663978311724957371529530557771189820474891461700535856349283005878753903096853888706603528432334777964269782679975762728432666451470371690734608558211274985026997344385287673994081499013323944262161545983620856076448674173537307098803983410124442635766392040427700311488794133949991400783743301063237843059332939966779512816742719078000816042170184380255966110115067628509862056441188553311486360443221079505466330322848391726598541535165473241805747145808863236098092056407182042227817186283569636418456980308941612950708849

Factorizations

Primary (ID: 128052) 1688416860585682565654716983463 (proven prime)
(ID: 128053) 11500516290496143587855879719691432745551144660293710645671650241577423391317981757547753551203815506730021472828208865239878896955228183029303817647955031723895666696889773538498380686823691154263520275028553992083685823913357345944678455629019825510828311251325108160742101125473843756136390098352444171594977774878057930063908531843504574028296465952512468895260942122510795296799734719860937245190745234480451819853608481380006686865473587017662764234077501673706225569197349529598580070135245133323076161870416939166847338986168843852369114921412430958710428153527665359784058314375832946754304098107917460443387208634706706020257074082213898077060265881773742454217997022287608815503312464772415194806977303970674178782478813934028559302951204048668963371145384225511361061839005071591234452253073008423 (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.