Factor Info

ID 28309
Size 723 digits / 2399 bits
Status composite
Value 130960910889611263771150491554419565382236959914673732842548187147590718548410807741977941727116399214444880115271325818333876375052142259687339395685553954830736443397381943545938304618248213920843227729593516023465446797923696509630408142708197869827495908726080388153701874783285596314151154062047792625952151609443274179069691310931448313635332279070966812769268405955588987917361590737267831002490455922099979328311297140912601218721943780039924814111178122754302908858924119093282685586640649866676646902603673537967746732042314942138326199818800763137543347577941920102029379389713207540822853726112447420432396990461167421975740411040500801263323699418036925131818427442060500978454097995381186874341407576850252297

Factorizations

Primary (ID: 2181) 403513310222809053284932818475878953159 (proven prime)
(ID: 41012) 324551650643935928034475171779108160435529663130296084060195277909247086983589469905956830647061702485205353593655806342658047809690592233039994042161199542438953013263715091575153946173917814599616487777452969084967644465073548231827419566553094891445652051660692705851764334139401824560721749717359130247934226582832452697306965107154841386486424885678725478395664268238547016048219279825493267239037110374019849085367000863086632030051702103470438902989379743777169524146122897097057701815971958099175827775876638818566792307435909832235693201851094550409167313841276780442216035488803175427134038251108726929727750919901873117144078900558951231352922295789291825781828495276983983 (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.