Factor Info

ID 58981
Size 640 digits / 2124 bits
Status composite
Value 1505513883031376528048537692629990463410314464437646823906609422600207363219276981186553068065957420916960563886536687304241271750580881951960408035050611615843190223183147645723181347092356548082077480849484178813708287957110347724834372279105919911861091092745703761624060053906571096970145193568771688466883439099641075782526388073260250613313321169666214012065571912572881574895541815635749662806385065829928512635839681929730146141443758563447847558995428308457426962599815747762376039198677349243721127415423218042148565232687304023237951120961526453806907541653981476639820652677381144864672015160286027447155694899797595304822782311

Factorizations

Primary (ID: 57433) 723645725600787529311271 (proven prime)
(ID: 58982) 2080457093533529616286229834152330530844806619307682769691355807405536585770207847736051442601873262675112641676505642548508169963994201750122445651709796077843620829831098779737231674431233478001153670391973544925919290590871398811450134841728147173319563990264913242967156018853295919345293587597778155994689769727122850773375558827431686621664374754871422627894744496585990283985814692272362973052356794038130732734348752760556077681857200726918909038401961728484432809574971808123682761039149104587947932527412409634770657946659547797833601691668974120892404444772465548403612119294389532007809148153212729346241 (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.