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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 #1100000009060076571 1,983 digits created 2026-08-09

Value

186575494926254544045330075745364197288860613550481055413945457756237703934781500554041838855775290513742062418858455631231241558902905475169751827676226299071740797049662810216345926247466039710205661622253511299041168708195323475614087741659759055074515304251467575894574224143615801479814285492626451882939459376131058946317624669842095464938268693927018826728117293475125058222276029506196494055195688408470094297647680621190711764791983983689822360897398317438862592786137439759941314138943501086045922723163313284253380262523423224289841663278320181217376772943880861251473536331159538333322671247609087245215389846020583446993885267343166867358431453230574559125356355833684776513286340009546497696271709481033094022536979349227363509145131308883794568795322645614812040966309495466686101708943746507578330609440144656358725762237216144195799575754987000876861267482564064479183477818166855275660051630081031223357922709486635215776694788234791147324627055236085555919099488879650442016550045659276878088645191394824583641801717430800528006858327818554663783480910018289546459348419827331350183471385875753902682077314854716378311667681276273453228083519878640005957027520740797300726014949832359926897375890960899428331726856284287830480807873322534284583454716311623608763124769278816290553649994447789835740052477448727339838661512131722337846358150138707457924905372555818079617913623840097168414901644028683105192510836382293114124025404218401022554908062464668286233576459942348265248896849149364473824931206279276127355631637930510687649125548629182979749905429159576763386125134763049633839620994466057732184783380242961682856286352134292138422738678312671467738689957016921244827466686581132360361562897818219655265141426377754892268286869740643464215013937974781955694581746997733552316899652448310062375148719593639635976067167994200403822423576577577612729615873274447424168781792130898379429268835346549230398974260026450488454212727176853637142955536486636094099
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 47 of the certificate chain of a 2,611-digit prime (192 intermediate primes).

Certified number2,611-digit prime
Certificatedownload
Certificate chainshow step 47 of 192

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009060076571 --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":1100000009060076571},"decimal":true,"detail":2}}'