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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 #1100000004864049272 1,948 digits created 2023-10-24

Value

1197763247948842937614374864044892943149487314759048454560825459548906981066339238284446508710668031667901540925588650581232548710698440444880752996850683088345136944596285700830792776911992102129411940534416682508313186078975437635728562179024393626217612162657869032960997528983053862213484534183479451665219846436415998734485208729939591097743065765144805716868322256849718510043667178662412903941401921838537682596045973810438530962559231895866198477136589100688131827977365309388875276997341159828763912724817514986308528064042720094344246829265190781835299502321474322478924735207823787401230980420955973275409052883106695726698931734587629557405332912522315335868271086797130583945372650644157937263874136721669251338713176083933829259576744097574045420290891735414830316638919852958979167407953920858485597599524885648809595971113206461316380653569608748891932939089589147194218082029453245420163724285787559167775582500883770715734935197833065819336730074030843901353750916195393515874246265752790073823707330589866853145259221507283677148456329657946599284552691301506568526369299368482999586711498606366697763233300931564832125339004799135094961344929878328418734113448086012898337713522548122989927767814579586668052368150703117447276052844506836164352230350007614162434444127370216260012440785835652370654291469113195519980352841809688537112468655436855776834902748529937856805731706991180013327974754057096343208135825845131037787884168324157286328273056807276618006012310876583888941771385159321885597160374946004369096125616995324404165002700657399308553652518807030986357079337488573004314691495330912735232889493875985781949158507041348691277191339057125993276970472851705248509941661213032046554622108190338904222248574646225150952320729125134119346329306328484095554917889293745719099888945828113306304464139867318905574901271371671420307073938988926942513566540580343668661861781034994838716689401217818576030317212623458013211
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 91 of the certificate chain of a 2,831-digit prime (310 intermediate primes).

Certified number2,831-digit prime
Certificatedownload
Certificate chainshow step 91 of 310

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004864049272 --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":1100000004864049272},"decimal":true,"detail":2}}'