Factor Info

ID 166183
Size 858 digits / 2851 bits
Status composite
Value 998986997258102517705022205333273247071288730227111071597538374757242951244047646233906238248992030199934314473579526319241110208955118653461407070961413359378905505394656832900506886916140581947441991251395472949469418138115540516333635579898201230720695108690558075088096876419927483369357647470337323471902018015088035385443540058390833880205634494048050730822232231697455108407050358411345083657726529470246723487606555599500539952927437022005394565887030651742775434657591119963143103433585629909519773273974508634765060013344628269938702891782861722452303931086289204999735723398175816208283226796949850637124659711018259572680460906685766535034965401679260443366409242381985079105190320866571445175272191131285426841706910986105203912820365875366811354253231224913606113248083536055014128471646274128638202598375782120363841847048803991495660833169973

Factorizations

Primary (ID: 22005) 2229970063115387665250948239 (proven prime)
(ID: 166184) 447982245942111058856795930609169047438578279373144267772591579458566157442260436187418756177406260052924517467568943448883045448964976177542826067382679512469832607934183600102634173359816562696972532490719374327488596291657649596637893466456166185739607653911956563734535946390886028653863176150564180827755903445419766813124339207551864756506410302076412461113045394598727287367769870840899893102221753844975483713450760543538225501850955284098699193506205223551648184659984376037272052767550073535156764349908991082946983924254553256571760793066714282672138739217355043287269353134364654012550052257885795260187544699698839474528171934650284227739700562143526973393600873466233698560569942942835033823359164118239133971851035609838605593355961206228192458459810307823867129592845223626033915536796195786205791018051398679635707 (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.