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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 #1100000009054216746 1,857 digits created 2026-08-07

Value

124945962499597803016778422151503134783849891733896984474768860545434313896272071222998948206111823000981768743218218864359871538614874320216157957407762317399866129056781216072097967084583740304498409193119299179455580069869826696417062655299060970442235761773900082004663504778961565799544050428586192234003991631844234667793950891454406588573256911293898812330811479675524478785077083943516523599165600239242100639439327594388430985458259181551713249683257364834366935491107695375993684439450796243989963283611007000166653063127549260493759895921700655745335855725818845207122802401045436688791664463450405214683091320988907413225824215157820359656129361870269769501304350642465530106878496592247896901864734630812614098250565611372877652986739977027503909796553530441828349230030673989605180075690250968147639530193377923396320663523674180788368121592014050294674806552224653388863777381947975400667990282113268500146886194337467695360488116918971169257777013963233396991307932120260577118253416423808930283677819660291219594590546498955213009000046914888890698131268149966808908635860089717722234637751632780995358948482105533198240091532938395926491341207884401363377991007620597933495565844783262539824907283869845775294081502985051153218805730267232919532694095149022867841589608124770315476553115969522379089288830755681390060513931681838124482452479219610646542759685744881008774196193945304557445173623968440283134632987449169935135124433027030257828917084649679112174240965866894000763707337853617611703153656934836153518424114597205169526015018139459012749346888105059791161066505123186434959316511830202991659251927206964302504575239308294952567281900024730380662191224108894314390305445341774707860681082878290904840295941827355874873570711350399936084221394274064692713972291525844712568251333552474696041396523294859622390552758430868007839
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 31 of the certificate chain of a 2,214-digit prime (176 intermediate primes).

Certified number2,214-digit prime
Certificatedownload
Certificate chainshow step 31 of 176

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054216746 --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":1100000009054216746},"decimal":true,"detail":2}}'