Factor Info

ID 145619
Size 624 digits / 2072 bits
Status composite
Value 386161727230214555898593904201107706104785302736917080132016660862651375670948263385167871853364981161322754978655852519720123034854401067722479693521353919774749172015462021116195640799908725863056039548914901819177057280522097280762659447244869314314465684116325156219042408187767209588601992668946738857789247040248195845125527261711946647880460057290325268350022464289315161545797480028035442914529774545566746460277584546099588469075651607945628859230583736953727337283661512489004886327023627551478683548946956231464026937253674413849130543854565580166962924666209030582395387569342295488608087495908771332676402168981

Factorizations

Primary (ID: 145620) 1347172573951296435923581 (proven prime)
(ID: 145621) 286646072446079384967664413190628039242566592242677691130347724653562970247461026552152637885347991568027258535045812643720987808551943807623879970274764693710394341288715882447175681907426956219202818199701343438767063710711383598532573040321858582228468528296505200976749098132814128054612530573213910000196576422812066248180515560181914423117169691306881623177728384859589730687348423508578989582796713830569651513884041406622370095355904115940795673024273233060835579911656344516693931470629349156340030809530964487209297129420143891034192091616850534917629635192730802487500419998052103003473401 (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.