Factor Info

ID 142840
Size 1183 digits / 3928 bits
Status composite
Value 1807629845011761680800518977899662008106503172790161254990662213897740705737584521571854164869787306940409306950895994893838169340277688926331426764385994402588685425215994203331206421053910311167796568960126337155765578034282118922981585396581286068000125824622628025028010793827752294049430593499766192247328683028798292927706835455275505783857934320498274215074318452856016794236330951534143098315950330452640411827430327439618419560953929664926911168475833201511097603806721081377607929983673709477710278047863686663411261951993004749525558792191591135749372008183162197301496322731508724178179949809068975407910956730699759269437173245350105187315276422724933074161652236673201118524529021364873144113169973862024116590921763776762901703830157219522760882384041516633361284909375024251852227371694017560190648118325648861136365432046244482751739728075524265596377641361609496778565932334241202133546670327090391973857574867841519141328467827331350996739342397346834505684960949668750197095788723988799717344133101638505841988160028492399624415328113872379927955863858634514094664629136620505914359550057753076871594106496304868794007572149967615530869420932289602750337210032247

Factorizations

Primary (ID: 30204) 1335157856808700095632781629 (proven prime)
(ID: 178618) 1353869758391240801503542651804031439597321784942023786172344272537542350492588082511232944088595129542036971031286238811786283294422916795412655864160427885994598224969493924975158264602887607015676948302356739833351739588345874645846755494752248658546261294408782699606747669906816533153502990761991239770165510292105039752889784782781720314837024982698460840126857836520881156079733408454478653694565595955139059275552559239422045445859613364792605877429451849664063350207096753937402144827031448471486725738324894797736968132421832654414180323062688369423672227823441092712675290092206318369738478602239036142127183945466454097882237240781131008805141892009224471350585855979802896415057721011141425518854844798241730094100784672105213524055922101866046332237911122145440351530853137356372772746147415372614566522787117946712599120822955725101440955388332251263311736732544242109980668416003652155747082530444348338127435156980234532304239402017800429488147554227414989976153913379828089626857299756381158712714354459776697051120828428568282545025529157633921589333415930590172497123578142150623128365182411629300645479297943608240307927843813906811843 (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.