factordbrpc · fdb
Sign in
>
?

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 #1100000009053807791 1,975 digits created 2026-08-07

Value

1110895044618741458108334909458541057567409201207520340778187548659215589453097128585505480509168278277227176557344718150007889455878531907830437102603063252186865753021378411630389460964483474478866583523972211837546532722572210460091886094735038800024164318584423138258581521554342747658274407437103052408293584762823329603824961014877891417427937640104304069975219082961220163169926606483908749216391648853487478095233452542839904778315432344217471699841596470131584101567103429883140327159553540899167104096859091253882870570930608968538977376354725200092516247595958230756985883301061913638349492153589972959614122403810527501182492392039231861862988736575720209236300164977654605335019218308803234888302692330105634033236427912500235218814488627579387953710531624511200989780253129847337137898626295839766424113180158202427821286250523704431255264102178008563199566044710069880147534427939897597924272165149504402496861221270507280960514582078626348322377231506359160021766612634121726762289629136388606672102840835755833833641724978005926837236637186209943260450204885074657993997988626545758006106300514182226656336805963697139298671338921009379723285599949899961579248344327720496731480343963227335440243691109458735718903477018566307926663446084228960699820574866414879646675699698220037542322804201011617159824627106892480444599435061290545804020741431026007659891894951182141735890100826400239470519655588976454429219052602027329820073851968328882390407521183784259929166511511933041208174123584079304246219435788631458689169853158932183611152195609924255400449802271971500011206939102705133179563725961231576587166954023901490107303087014502048707421874665935590211019620532771350111928615968051899195429557347701673819307219048789396357285968847227187301747713527235110766914591978781153160474600833087080937212389696996137317753968399763859332404358550058139680278632451146268862609209801153307412350537234636079460597815372718046539916801409356484449593493957
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 21 of the certificate chain of a 2,205-digit prime (172 intermediate primes).

Certified number2,205-digit prime
Certificatedownload
Certificate chainshow step 21 of 172

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053807791 --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":1100000009053807791},"decimal":true,"detail":2}}'