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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 #1100000008682860898 2,275 digits created 2026-03-13

Value

4796439887761366736146408310649299022400800388550631439421147705208306435912380619451002126931761656747248190868539944013581685188854230779928852324303483029070597108179621459711733537781796416648277635064780570023052503449713030153152383611699945267551114416533435017114866137750952255865587220530767501386404792424128837624928104041631869701119473936793590552577258638387012543454470946352812526297657510126284998775183904784446776762369501057047077055426344202654117316870077240726432370847639869557200828032454158383276212363258665032485026296710826416067721019916658450283187981782495388226404728115498835216068627825474119071377843178937375409850728705395652989497004058614133792118770422016996361977685005091235779879219351001384156576255879320138018800052334655886276827999063591987728610828833319757951755623678823966194009628353745643684610005010954609106679922045956693972043704836505774342362699687863738123380225347807999274241767834088181407910798286054293124543474981744724588795331895240794124993677746672195676597284493140598249836438603938348186505780437846891705592732016220322469208696899758907607566901426101520274917653302230589165824245369537747153252659630513157587818569845022911345276667956130018811050844370041111529597061010486377455242466329080123353549510736422626223119386986155191953975742175143637753157955104958849653578070229089838324394214333636285086814010582028090672152300021454607301276846417926153131633855766255447162920286871955464951377419745468953219836377580744387567835430810570666333244814357655052067180821354559920313630683774840405757647477131390165012715960359544057419956628537865225963942920406417038488977483421992457174446687935416009035439421285877369690681844637919908130761767483909056751834050414979799939793249500529625409345469555158885066977932527392402150998082886754262842460591108969940432553221537688526499308655837437613797678694952104777387484742859062616918490492422461594120344693087553760119109289619623286635348155903921640048579558217938960863259586603608661932560262778567791613805542426461998993874018963512000054439393032491692695407905952918191012774256435159043730942108497980786237353140547039409901125571787960127712659967579610739919066009835775366930074107034057800270969680856659928253139293
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 55 of the certificate chain of a 2,949-digit prime (230 intermediate primes).

Certified number2,949-digit prime
Certificatedownload
Certificate chainshow step 55 of 230

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008682860898 --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":1100000008682860898},"decimal":true,"detail":2}}'