Factor Info

ID 153470
Size 834 digits / 2769 bits
Status composite
Value 285743812137216628796944842382656253503951606921050100482754645782974225027558516868342497141268432159848036659113860891014337910219737454543862893474065722643909217423312610647707075872981325167833708229474999288384806016831587915953525997795793473021417646186831800394047595269037501282477176913830130786706444457039196487020996616457086032194116610579962828528936886328786909252046202173977151244217016119307144598321935529889754431674579448190853947874365098971605144919244280420039241914666948090446682384101248678491117650285172978678481540882110702488137600967813879042273866299197274258293668993183526918153052596785710868840191756446988677219658991769544536458397527351961146636146222091055696413184581347783248913234456199553699488867981907450071662924337875241472167310078661643655173162322488001199709907230939172832913381

Factorizations

Primary (ID: 152134) 1811929227218224761617 (proven prime)
(ID: 153471) 157701420036094088570549793537032636276750169452400597716358912686126391803831346815522755986307033977490625495167670695384809523398802581496858771351818092965362385672472437796994243139789805829723911310801314123104179744580522128271912691373713256952586359725539641163554064978630202836296692012398852870435560770974936125811096289424861749117832910449289905737859864149218251947944898747268471442368952972850416790622126132720716224329602387113005143500693362727390598553353626153681278298281632898903693010526445694684980633014672993145881170164293016960990686981265824345373323147195519981325307273256126712236900225034599190998646379478136216900022770576503792235295791511683158560820451263512314126530859335477251816279562607342285372303718962062477122516050202506000532995322183915893115951799193090099093 (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.