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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 #1100000008676650236 2,287 digits created 2026-03-10

Value

1204138117256616015672588565108314440391177413994332347090922320044216375371502389145236145105901317855640043765672319626005166448612381055774838130863786910769514608913628090499813294414394147809152505584440803444319259142794162379281416041700345196824134950601811153671353786346394229357066881968282264913826444438107707572987810366385966232079785578887996406478088023116482562694663296360213154816924738758150169830992001854093784890121012334979781213739462552089231714622804795527099882656398968163805651596005996500108690792609293645931650935826151533795228850469030631246535471002263313597809003114382852583359222999756470501452374004636980391722960965873415484046456580048507377145069046285617814778542109716056665133824479365677432850933268634836591052881968257359638646267928151656297167010210419051778903504550588721990845172625663190111994931018623426810099735120274891883867710785062047695588304535738417985013196379712208592990188715016337852964663339621786653369713132369561217492697671180246939312095454657115157142252879657912622091567077460634930517338801898554389707883344249230724126329157411757258425745596098419063037837993694489732498058782640899389241114787978337803769809973699675215766977758506237393701260169139342171135034182435393296714159905488459649852534562500200499652302596712996023607322248001355678416966821791415356119578282784428257370184325603860002764971684044355918884405335939235831629698206476402561965642114751533495512901200211273764656980642177431599472340194161790259224775857477427932437578951057251235979101370910275910755486442469741612608588510112780524330992680454600730313013275740112877095953969307280650859450115641736469006473685100557593016968916352704599737422503895046501236693072806786928395296987709133523510426484541699907569328309745489153133083910561196019977665676057716468843677050471327994665790201410378448346752079502086966408290209167236233103812745503578295241108363227262155718873867271096585251398689408298174051027801037357674023068423907986040022801657233820442451023010007260834858830604097813791196946461062120562089913027850486411008953068521396868368260409062826232187354358732726893952411748942370646783269845034812649270269868347149792762189596112333015254774155711499056789033937724661491822217361267328011
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 52 of the certificate chain of a 2,930-digit prime (225 intermediate primes).

Certified number2,930-digit prime
Certificatedownload
Certificate chainshow step 52 of 225

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008676650236 --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":1100000008676650236},"decimal":true,"detail":2}}'