factordbrpc · fdb
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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 #1100000000571502168 1,274 digits created before Nov 2018

Value

18538534312698377090023328621883283157569587340999433344837917133766713806337132272315758933790367178557966689394668029268043014222364827811918885219114601445645052252435386340598981267111242870556401339564371813829391407574241980984447474475126754504714415928447541577732161431245162918571961478469088820834071914426105411315425027120260458522131813779612515755828973343895419972023025446785365501379699076780941809661920204525775309138876705373575755436425757050296743216266927492971751128419403768337226075948514932504741660607332222746603935709864356855500955533277278607733905249024218558459458534739931826166565287581268842720299051078655596195016250411406108524966889785761055580128994577868318973398244837375059605192409834010850823259330684869767334256971550017377988125652614457113174993422596171420471771556428779062767386226960318568417125662787205018767400532951856030209419889478656088456287106333822507880732385259253728337211289627812555794197356077506104357587249645292344753602298851415769304614574595508416723697802540833165127766278989982785046649781376268847916973972895101624304731971275361477164148090943443117572248476161494128762939369205435931054178845227954868984113359185038524703795537783004989227787997375748309554463730117755160005386147504421
term (5^1823+4^1823)/9
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (1,274 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byRay Chandler

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000000571502168 --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":1100000000571502168},"decimal":true,"detail":2}}'