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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 #1100000004842048240 2,679 digits created 2023-10-24

Value

181235043805145385745628619993809844196435579902784054874546851499116283295987034596844753019635141699476196702067923466739228512752452212645720673826053985600185637987462689324733988073573484607678775580591514929693297032945909206583088516502976651441342292226454258920275066076691848975613279405937248851664370380587689551029519109961456918110683680912877080178439283423272947227567498155032265200800062441597036478239597258438292859406126183451618882504003207489511475952425727054736095159377700791708519583154058460956063277425739368550681546924827875225987087698796846081011077963675642609843659092250071984265594931474372069167535556873933040645606705893081553125436905724504904125555493506998762879384728017717928239214824150358720411877962410265166646892604181842604416963536200461132915221920366392322907334504096552880475506190364143186912587486636591665836670582328611936018409455726745914963933998380729730775519247464438711608943335149012647041534161022172672607571349400274921860925571459700509589594921073344293737470531194121362886272971979250610698949025879063642225255401593047526282481152430592850088599710842048283004939954086194406601798280944493197288021696993743011701664792990574923526467596766527151470095078685709539833914020859372921972025320010973266913546118947094034914587969710330116377378004098395827815971993651124595101867672850703988053189671619785853007361175242426662939732030734849963916210857560308068636532543047759526138670710165381194891820314891975630971366906022174231279964042263562280207347764570544997841784182000739015922130081208090118162376407955830602387356210679638812090513987925547514984514587300763131499462745931571583971248858445048760522719503451538379950695412827631453815904921661452858650139071375785050374460383945700583058031149507270628002755944159862085351775554972641133158228864594510937643577580389588733642991589611788058183924773523473398078705221276236379806084492370318460065179483962611740601891228764517982964191774331509556070898179868210225654540879635322410785221142070461838929791424077482619691038268877121055076655596186978049300542813912587415620451835698036904866657962624722394642564937770609845482008757669430337520213034767745592496257696609433612291891926647119821693769913703506907310067067230510958522608124444368259490849710273964973914885924445325069207457725866638082260108257480901344808985041319595428277221791159214902335879072049257306105697041099664038089738176452684707864640187704302096724907404355124133645907172688382508099913082255658935672781346638882539478150602697739514997879422987458238883979879387262921198824335616282425871672972672824173441778282887709924907135401310967
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 87 of the certificate chain of a 3,419-digit prime (408 intermediate primes).

Certified number3,419-digit prime
Certificatedownload
Certificate chainshow step 87 of 408

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004842048240 --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":1100000004842048240},"decimal":true,"detail":2}}'