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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 #1100000009069116601 1,129 digits created 2026-08-10

Value

1159394902356092329311491513669272470107236944329305644967738234226331765269373015058758830768346274921077769807555924365284323742982821455309691162964804147207243288021374909740523831838271048636388750584005852865540335756331634965804722724102704649810889530206327837860309429743758843774515149137246803347039496024112897166626196580161122488831587235029097754494515751020920011553875994288791401206417502682241454122649746382004789269529391843233436413242384772386016092620115695082947167188947846153790972180115757132533110633884542149813727893314207299731553242110173529185099178936673861301255456247425488653035192436376744751557900906476448928445402023127599841939444222773197817134300060798778436540773432324988184282693280978021979173173006692680621113387020729314318168415505407596853479504558103269400536993814225338462401241003195688595998287343463789495158312850312143465039025526337783648076721611686090248189850730565242239614588025829397672443857441553520637239863688873729520297183123484031983939631057219979185734196022624360378132421878462147316063831026054108793634108942968319464195408881162970198372819010573
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 69 of the certificate chain of a 2,001-digit prime (152 intermediate primes).

Certified number2,001-digit prime
Certificatedownload
Certificate chainshow step 69 of 152

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009069116601 --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":1100000009069116601},"decimal":true,"detail":2}}'