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 #1100000009055131272 1,536 digits created 2026-08-08

Value

542748241636576274111818073158837094412199622704280643201384667877529332876965793226421498354584885393540449272900894012960582622189547383310506591611328298002196527559053136612400937275523665765894600489207881387750278327619287222058052960504097352121910216652389845734583239724145294568041268266241738690836972322924735660420871359908077267653251253352836580802941986250765129201643088081135206256282080570134882058530905537557245852211974406887212970337142046695685295859792297691147918614944949563938102677010342102047337731773882892230904245063276573030358685655575222859009204408908907324664209615751761113480291749429413343641244310394201282681519756284971958409113857266170330559694152410309671704231839247367914380539426405927270216238329120405169482585131567396068954938906921959947718112303842563501520084735525850931036433667028475188582842704651642527182934551713182547208951882158486281355596742025708048864324043856572188416646423569370805623015632192623680546702999057056352468238957772082799403052053300543113890524321697440632505754690188926757471403862767530779500807394212068696507676123331859969520672266032222367886282390618284617794093814258745269881411116957785832362848610030516429295099716907879970293064633837050893450792237057117252800705820284557879501506470036446222642524702581843768827130048678304982759357429973255672795677149976024770501645346541816362861610554155129036273018481104075473551216178463634030398110402393340900739278030934876943532194961458221052195966879614934772342001896524913685515039
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 10 of the certificate chain of a 1,637-digit prime (122 intermediate primes).

Certified number1,637-digit prime
Certificatedownload
Certificate chainshow step 10 of 122

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009055131272 --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":1100000009055131272},"decimal":true,"detail":2}}'