Factor Info

ID 178427
Size 1132 digits / 3760 bits
Status composite
Value 4000016165689917958705453530795309263326744204718119770176302979417104488535214522995909977337444377531402620994036264049290614799005591523719932468348848829225158250438254893789906503686641723907411460526063991260245579573711197215843031440433283501087849207436712815031697849036621559781546613828794638707903475913336360689388830381585094511843573003627958400039239864746182737790711454994071010978157099875100464119054422722934262437198537404442457702549486349948719294385856169011650419383956017631036229485377798200782948317108667347211846239459025044197880672073675597750176001767809865247741516536159620939347725151889632987971089977394620752228637780310199287737591910082557377037494149512640722293995261952790408143073223291406890708526086517187691707716873599161543326602160375032871819530586117206448936996826661942403047619866709322204288795779203736413340523696021553710908778812907067155328211701888831260524149594434643415958518836896993623794718178320470694796595414066660940604825801486294794906693897802145849796010464854840014085684176786791103917574058125217043444504711881420760421739931042885271075802132510177

Factorizations

Primary (ID: 30055) 67741846030242538458856732404026479281543092694582483258359650991443207508407922949480467163503 (proven prime)
(ID: 178428) 59047935657144012486435311356314548909689937266153755894628675995156019050995217810916993296913129810783234780370303261719174759031123668288537097168857182828521214070876289865827820639438136112571830769826136692286149061028562662118906017929076588022797617417509747094297088502605350295293228462945779393076814836713792533050627020842749879918109797038571928896796969552702053264153782900409668933644201760590973767686323956198026116828828147834492397014194196899900956155839156429011724876399046994725937937224827235042189044079394757991575886305331981449388140704093780088215116100342888918884117316238950167776424997790206182062451708802921095562521050113880900706283216182568134503645036829002355719161583195730831202025608444760681637025174609762542330185832211800841738934578318277776126608862666574583430888086067171345070527249001044992246752974174341592031358264762290274713007391310721161037865234736263194659195607118958973714155514329922739402883401720359802663748943592902006207158675021316895437851210110688871756294704559 (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.