Factor Info

ID 191812
Size 887 digits / 2947 bits
Status composite
Value 74446885850974279934593462426231045294134928808488512775529244351106121883315988010494628362498838961248647032436952873019372337074510769721670590516119516634971931108799198701454182026051416802752520664570788655609838981190203822420873622953798667519466546364026550097160109147191984172722414048965349221603988234111874253685153562857782565168804185961180299920828636664959900832829487658255261592749515977500297746027567729402209095403341332095850536019027078487232386985670731853107150061301319042188798936213452633676885381660666673753387755055881975106560561937842496172475164650149536891930848847816371776560560204144848992536448010826799987976676314266490073710183813396989033769433649209465546039368438645539946184470727943580993328253206649738586755242898035526343492640694409432667501202329081672288585063715310401982252999925700645035243464605679911372449855271754541782017721

Factorizations

Primary (ID: 10553) 745276300734440606226386924312213175677903182797334854064486587296999 (proven prime)
(ID: 191813) 99891658674252474660627411562357178257026291043579055522897034100313443025122228854759693825249370972551135332784605995867042378771533836301996524836853499016705678774596817133440972501483301039223659669639636628360031895052514907655503117198651448083567459430414607364896832723396257744269063157991911137521012307848044907444643938056537285961692647392636699847324418714990856570736512521869116693664806464937199075386486311909331682220030636394675169900447436089335651936564451789622364857277006933066824619936510259405196566301609655975555856493860543539209417838630290181457253922104051351962472376464379311150181308448757593576412271131706914966047450400431870329150964441663761577166764219887906589190980034235905676812072688367899882987310464309087749843395276506006626091552079662045539942170389816768038845279 (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.