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 #1100000009080307124 1,776 digits created 2026-08-13

Value

421098605424185938139545662357663729202608432966153613690373360480454702142954212419350687159206762865362519224207085937752162475629764563644394408153686696483440826529515574692682597900979801705763798849258086688449578747460219184463012166524794821176779358094681356208785386631239576174474677860744092017279182620949905093353294205803304921138923388815349253108529293048094905001536892120425165840533051469592333652597460258331860215381364262456379250578744062216541827678247839887610369102358417676480417659074810713471015993854871787107381699675741273600528186178428715257559314457731400391761405901649608760250458726384382420721293239813130414349074879950380791853275701269499068794555184232868915647394683549282429578665090270565113767869419439900626172914064545995569944985873961130722520157878035115190706388751735185531672916989073760756632607342422054517224593576755440302592343555285445748291603812199527143472530418214563991350902385681575487596918893370164550705332789811648933953411295241844089084251385394008714866520130043722932144283502434734125777637772770499514992154929965846753088253451314491711764024091694595587940212364660128775407896413506773566212837689455872286878532489361443387597147355740357883644114432841778802866518148588241755705515765049219191621531524917478089269889299828375199678065850083417650115173302255666771042545838213098193543390692709503325156228312611211772683282814702894751609072313598657805528779888235178797090149182229122700814778695772936527668513748192317472385671941982517090851623702720071609158614729928915930826431142547798105206975885051862940885413822633255239161233721902847726531240948090042206134138492465486237124471086823835625350455530219335099143303764126516898283713726831019187209874540625631728299068547159
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 28 of the certificate chain of a 2,059-digit prime (165 intermediate primes).

Certified number2,059-digit prime
Certificatedownload
Certificate chainshow step 28 of 165

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080307124 --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":1100000009080307124},"decimal":true,"detail":2}}'