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Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
id #1100000004878113961 2,354 digits created 2023-10-25

Value

26202954098755488404979268785709645889319969345513893254921110605549640170254962895851293166145895897160246493824131215678574779544493902973279991559508367483623589408567459880937514050104317730357821076211699534559858136275155570919582056624348373199542608293130347204344093682981003606925821942217174086455938515701316699315822093903980172697742732020816647777142074337925585535911135122977848393399128253005890160398062407838534999463197773591568371534081583717728274611038445566550359913503629490100647369898257945360984493969176148925611381757563042300830868134178057146131413204786801852961871990864892234522863478414930651328788651666047375951229330442219993971754414404171238671097102285750173891029386134786514118262614490686517026695338312656956024736909036772418565165818334914779227764218256737944504908714865488456269573083585294686401675508944545922915247190853528437377570420934094765746338233639385088926957668067124856286757670475777711821013490465418653171041785507146459668597054693203378981325028216752190043633317487604743068303409963933352212406856505462841188931501088385348036900015779084156318810662992135216879603914255313012757125092213951824152641762146369973768213466793246239175134400611558862680604561902069994915828386703754396183868320440723424115468832559819414118171688239404021998290729710444705587647642364578448344567937493865380995928212932038115644139952421855964963453342021005043099338218118472640191946836014806410461443932670066932862402566606431659678081896152838462345058316939044383225997317612827397245953246368028007411946570932868874667776721417961345554855121169473809563257756678813085152452596918410498399082498277440876069317634293815042011499951228254544899006089363308435911799077941070883112926079662810757716036975654916743176959575281333082153207536137885055441553873848521544500124413702553038289536096496741397690039390046361923416498294287779748034019501971185473973562750534203656698046092327848535006927581066439893216184563812380242521526716860573040606326389097258928799892016601883742087884153073631863376756593076096173368848912905139952699748076683144671463602485778197020921652124508933040935023672826657345454226927984392783094167011828556031392594367919153678442428826901057813511830704211718609025845923177263797605279253177195793619102587352119595422517465769057803301814288110929
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 12 of the certificate chain of a 2,429-digit prime (346 intermediate primes).

Certified number2,429-digit prime
Certificatedownload
Certificate chainshow step 12 of 346

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004878113961 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000004878113961},"decimal":true,"detail":2}}'