Factor Info

ID 144473
Size 690 digits / 2291 bits
Status composite
Value 257874049836604286133462499418846262563246825737563844896028543338734100656296636650677394777419980521078788817430085848686170929624226328698842266563028891067792890566950837004960573050507973949184755394486030019639601197585733317239313273842009581477082728124238808698250117783912718241829429280931057271815616144176134679619403930668555238791782999919368516080295768138890646877784041478554756800082646537509986152526984327985893603031954894761571149392208937615590132215865112031555259798287631994634780050796113996450763474878463983652225111429409198340831271913469751975487362171159586452549666073226737546049838148774269433181933686686650187940232667300375697084379947001944497803133

Factorizations

Primary (ID: 144474) 3174495147477959027095423 (proven prime)
(ID: 144475) 81233089942341687724327107031176999745207719714409477540068740680231506516255476959308149252693594536215720262251868252299070368129408930642804971423026325384693380318025714470444095333546189898697171044040195378214637136186153001195417412641968912179533866437542786098739167904678663018104024569853602060790220711660929078028265602401104410180372874177283477355615630124069345776192190668833398724048189149135524811451022402458391691255166591475208264431840424315208498560675672675058486793078356457556932115961152520530681004397724193520812133532361670682236881228420047207754027712485231386952779153591961214050627675037893824177642291956622184919059963257984771 (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.