Factor Info

ID 163888
Size 252 digits / 837 bits
Status composite
Value 471842459797319326934625740899208572305888437585384474331055576840780433566858598470186453321739027032896765004958265162654987996544210717961486642967881385352095928083546430488188231390363560114308813227600881240345036542946250392438380072759648587647

Factorizations

Primary (ID: 163527) 455914145581257265993 (proven prime)
(ID: 163889) 1034937091490667881471439810759857178790442112662457325699216341822032316318584829422111649106645163931844308383016166962323663182035175544735787551138478166396130206798931541527406620140224525852325145659855802482311144036693689479 (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.