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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 #1100000009078966587 1,072 digits created 2026-08-12

Value

3324128289264673814293713169955993909825251734605471430936907828429468138888871197369775284359223086402539565645901965353132681400049005217657933560713746476678352461169549200761305039109109276843545227303849257283952825601169773198682548586464320072269723708555402812432725850387331902693668302076773942324066863366104443716084464145055125475165208210120554504910539758848335703923774416451863658431691068686215428637068746029255865524315067581143222128528493993889280121780103663903024303634956258961059388548708539307353203809253127256820753208090767597471566565973340598644848482053348029507154636625046224645183650853943305201795710178239197129683855275103905720936683672190425955504304600361814292111402740509575096313608654207959168996657281884928262353081738551718084364753019257334035656782338865369351540563166319668122234015566538591999145562484684650151022016103726862985305704935386772156441334843269939211728334635088289380030121786169577855011257319560458028698963448061316779778850457033897246702506543536315986687249872486839601654120724116900588821896907
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 76 of the certificate chain of a 2,038-digit prime (151 intermediate primes).

Certified number2,038-digit prime
Certificatedownload
Certificate chainshow step 76 of 151

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009078966587 --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":1100000009078966587},"decimal":true,"detail":2}}'