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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 #1100000008677271019 1,214 digits created 2026-03-10

Value

30120574162849220767439564210376778914468762311818936286886975714568310253540815022090966439105987295087098770190464839231382791669171794955760707696159318617953212274353197556599545311245231459939332476268950585476930794525604225278461537585854693050095104738413512931197891994915673436095594903667540990465411266799573555426659355384099567735705525762262690801232375511898350573680735326066748553105470079114241678847585753212773280881034660811008592574417384006445599228597653756200921921933837386401107737674134692645542452473776594193927074415634222568837212009516161135194325867847670162790501189986361427096418033202765328678789594961712147386995203761746160066182804130844971448028400122791006405228665700348507007997871992603562352533798493978466980455873067030037810973719855219296420957834713394859021669294990930320119077632578946178863586866923329749229756410311317741123058172602095211341732344340645692738799171332973520931455546277766460174612546922400209276975447066269550812930793093991534150159748663094550767349445853858020329841217746032909012477221732791958339470534171477544871104754604055764132593457066964645480040063887006865153271820191568793252252747063968870894837304877867414192726783
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 41 of the certificate chain of a 1,675-digit prime (163 intermediate primes).

Certified number1,675-digit prime
Certificatedownload
Certificate chainshow step 41 of 163

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008677271019 --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":1100000008677271019},"decimal":true,"detail":2}}'