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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 #1100000004876397269 2,221 digits created 2023-10-25

Value

5027850237062645808239046979449319063058977144703120675106753472671555188325332217537496330382166918048833187215950051021694200755668962406227234143055964157755434881462120776709988074325648824494146093643193167216330245109147705989499760692098186347649659755285234689851586535060446923195853466644719323425331753812997991807473465241876425743727639408491733409261276666717006931829502866661335216498886929121505854810586098369196076660395816084961217506022987807408903941888221244054308182113727800407561347312746640167455811722169319653624959192379281814820891512990310874854099218293965538360942096069752184623068389354663070269305039467698759259438896856371328629278215063028967787886706047866091881139566478989545508886144023444088908208454788878619808540517361204742517473795318923457526480864878667056344124142267243943173072011391559092509494684070849461940358364052577726309919671445945869363797673326204056181415770260044058112172034587181697862726482972675718770758690925006879909808314864014929917914032346585700316592261439436379108795695544689112440337028296443976814347860088917413374378159593086860370139990113349484155526013726823858475995229808524893527355549209467899873314190474774072690137094608942523278943610631708397831510295938961707013936692353017677274466727990623185199598129696703045737016287262464562198914896975405323613217642330797152120209966098744540835844815659742130733245647906488149488409206553814264945017536197139963591564167617076532232373726110329910532119029917951556409724839341838634982372950180858024607895421021076060292112784118828123311328379574892321563015646591112144942227091085918143574263178741184710752228970384269767714234261932364814964504311498708443179646564217838711752500668321142372166443026678539964430108995030839304921521746017593399900618435020598840155734702023171784212604080025897407041323433459794696099388007058453494980298290726164612452263799346145055323228611952791414501485224161566664586149984768165524581388665296081163416435202484440901696130729583215332393524576029074337017843721744116211682682983249217336635615149112925646065662908930779245627875795995907043898055299990893187560883955224233962682740611538586135912208759280167056967552447
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 30 of the certificate chain of a 2,480-digit prime (276 intermediate primes).

Certified number2,480-digit prime
Certificatedownload
Certificate chainshow step 30 of 276

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004876397269 --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":1100000004876397269},"decimal":true,"detail":2}}'