Factor Info

ID 199134
Size 1017 digits / 3378 bits
Status composite
Value 647247881066847340835626347482437736099707579233254757239737666649246096792134975716254166582384678989321329018302226188720014947233308729828876195074045628191919124040804784356480539183219683918433232992034420851071474946734034633568141472735354735109857485116990866303432208923421366529145603523872366503556082278048482305723586698204598288558660517263485511919752312200538420012174482297629558313983272319770802037961153172188888379471179666707438488669244453839753774813676606329345309226062344867703437761899719271629963714718171556184515527631016301632108870403495084979856126509371844312953940281526934582640885879409381408711178214207150823447098351215983332318631792928725423914722813245820620305753371613389635955893885828893986566182099195580171411666678817186375894059034847731846578910635977211622523795425202548366990339222310595174559841449190325566736898001441605833576425939129718650114639444121711382057115123813950548453190460449062609047243281096213694902173719359306016523172374609972149790632893

Factorizations

Primary (ID: 31863) 17384643751896005720177573448593897570303084269510284011955791521057 (proven prime)
(ID: 199135) 37231012053166584389445559973713265735124821036462183034406954875880544523609407786355425178382386018320681203219723333821049031393562060897978687657451222509627326503073578700043357384598911093311161136928531522620430721954229265836745020725145197470986125617907598227872430400469733571973506907579185807670521229187170166823859112432879882146660159773202823191994039192346512199335828211593946335325424072264641047993188292462099470235943100307581223943895565210754475603657937992676886591443088260952052677989575300661161076002158433840749014372691412093357182382325404680668611644864023198217372939222851111792901804990984820066125477685222904017623071307847971189809384392097539943885010104537322666970036602223083280026749120824472357661561907245434439234071232187248904530669244650111466346027927097222271232291246045453083698007948868355599411165000221679582494944804283495026588632394162475143127141030078703003261207910581666525468140312349 (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.