Factor Info

ID 145863
Size 866 digits / 2875 bits
Status composite
Value 20343673973260224401250414651222731433711868328668786237235374383877681821230347892865001714820991150417673729777297946993096818035595296992016587267857795441037433220592492380965833624144205011631427244099832470979816853692570150013756005177943511906721892812759456826455594381268121946630817316143790675085781447993400731221611175695296688718055337928611552157985356127539307788460722369413844557140756285302216217623514887019156232932184752977506237968552136353747034866390870431072762647051205312556072633057529779407983820663773199544270389405593913830981833891266911862414165924651629796082242918700870953499032498524511005536796325672461172235487700199690258421505036091184844518714868118986615329620966281906449997310478467884351765750452218215633043954588375395654291226327259060605869587988684186843908284014951542029752335975478834917465113774634912788573

Factorizations

Primary (ID: 4222) 105293313660391861035901 (proven prime)
(ID: 145864) 193209552117200535884548019850692389381432234978382779761988085782297614810506066274346136176798154666737618115989730230796116996053118562039704923649900687665029204317552691446661606040642918943730168770666287247287664122222197144956711044500947948027774355831483220674052308918715133818939484049661498806826046152022694365705761831132498454203776365910991685120961304754568309053734273702655378350785639866500790567181706871922041473561656084694273671614740769113954883668767031606813443035926224341778039245991272140165230011256948898674800311333221892400061827915646700670192328040373645122333965425057112880463719470798960915138147256673019088066621395805384189805956646405862527235748607178791461489774783242298171034975135486705402788791422800637536538368137057303289123277847901165804244827600133388260789536914854200145387837051147873 (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.