Factor Info

ID 61947
Size 678 digits / 2251 bits
Status composite
Value 370976229064917008116688555045876294044427544351987942822802962563686687262834766720279610594236395452830368269565620104415187849348435988281935898434336802916196979890750153157920414369380644063282021387663208348807642666168720240498345227760184649627861200044165499355329389984011324145764540937239813388372184892637515507642586300947906138507406134764096927993561373236006911082417997569898931941840148386626756027935193385596606951981543617476378587095882759564375255701644896889185652748187615844279248115678335920051016470044393991259369249388145562983864441953842314586233256677802516501230583221281747504164255748033727068607406748519139405357957005105206970949146871893

Factorizations

Primary (ID: 10485) 643390760896826272806925563059612685509039265031067456849993 (proven prime)
(ID: 86533) 576595518014295074394213864273737337387487563089889490537400228974112024022860405032261066610652200439421528161644782839673292313273855846523843622871674035654819009197788249338449960393018678660896308335520898881303193520426511922376629565227065600596635623459280779136131541726526126983590677881025124663827614352017556524473783188708907913019139429542296241203129666068965406229076558052416011079026025024984785386783541690690844637846622814889868465024896178351761355140913154839521913791372760723450969534004071699097040020859126208636697613385930060159151058235113199184390195622257156030130699873857628023568301 (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.