factordbrpc · fdb
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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 #1100000009054270276 2,110 digits created 2026-08-07

Value

2726289483967513490856738867337206790969235353020985160229259657400186736441552055271264825483743888836822326759166263529996535176968486905662385839662462203271611208633752087423831732397213589775960742490121083100270864123505132066103160963209759278239799927209402924090736907666059533873861283907085247357811672173043820237400187678405931023583537952052866758563183346793120452492587739967936277373586149936962257590164241190527279546610119597781622412263993544696985304359122434572439322222317122247281405338257270765504196332875811050955358850140798248300925104116886082915993931685491289779131524146498706201441322562502589845380018415175028555242492209820698450110310588631495778886078622409067796567235518088624716183195982532645389204192031004358068794788720078601907825369858355141777533052334607754704904334677821506175343832322474952805607186827539787897977226921915786272260349705186375702072936818583481799112861313742969495294290553497012013636226455813104959648351660088436052678801217246294705091804111654619520366598897916039892005386951109068437840504164948246746465608807497968132274548882828296582061021886371062385726500646757894801818530448026216061239266790234582835720417484738842520077993466721773204458364865089921846208386451184583494202264134401460325306427372788267932519854085177139948202981590347190106890002911379234377792572931959400613510754790665871332291796570647144319221402186582519767945785808550446824370013135989438131096568381668387365048579533436865513025452255572595878064127074401281955686483066904432482956744883316371073276115559728147681045376876499211977277867104105193219733813397967851122214573230644420687529513183736518052518502295672272086931573493095446658263235674888800614566597124109134028967819689680370796939771250870761887344336128019870914654047410361850246870211597470665736786438998659205958997491255587610509565111788495704654526666840576291650899832105030156190714645931599323068468543073452426995691313643823488661757488121367223331110673879241252151694700163756451102211616535232230760322452634335349973450734703537101394703975644642441957239
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 37 of the certificate chain of a 2,580-digit prime (189 intermediate primes).

Certified number2,580-digit prime
Certificatedownload
Certificate chainshow step 37 of 189

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054270276 --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":1100000009054270276},"decimal":true,"detail":2}}'