Factor Info

ID 199840
Size 841 digits / 2794 bits
Status composite
Value 7905342957113347282840579084634358105373508950426050477878867299994863273225505390379471444052289027128912918765838231662281780721360200150544126417624642853993082649107598521159727359544453782835093679766993148297955461594418248370986042819687173853679015034745459438815260381558937928425731718742077233635449582059189948539970952117695908015504819907753501955771800581950124039030597913081079183849766507671922832962779510449673959339415820781832255253677233386031698125050952511029364898593863744071060280264481825500360413417152459930564046376574651423859610030551611258728851855724096403226397361571593698592524602375962378311014852548275467618349263651585818075543855682279393804223030885687256840277541401395847291805606308086504099082231536269937793554801374785670835992351960084717276865100367989404907560521687291664721119286021971

Factorizations

Primary (ID: 171809) 12876328877861777402087490639616660185323612003 (proven prime)
(ID: 199838) 613943852483060832014825317782243537426537679340222755802591374428735474442897071986885292451121202721792528727120506785036249608854679334633997586225659379106185304338020703691544997443275789368879582339466019766311326530318021459706664757340409771011852037386340609920195619215234356049903619690645273518087815742102420358452336364925432329345404567693962283153323777491523337894448668309845827875015041784782717063873689189570450383331266621508721920987419706589156352861350402426110639099826798469516098954976716195178176949475547237069785887913089085206751625072287830585671782769589217848410040870132802273822469784114262241787489208473366067904995386980855129136414268486912718451012742285291141220754291485750474790634711282356641561615275374972831411202941396884960744787344627576312657 (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.