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 #1100000009066268131 828 digits created 2026-08-10

Value

354418309702888405009618512384315400100666421699194754559564613615522117996335129512167560263508354093330026536248725080941299556355414579660788439892659790086858709712022039119508070143542180587781248721956199194421194354218121859191735035612265487051401605080782944964269126760329307020076822451408300358467331880784124017251710732193169765178831107991234061036146431191014269616510568562260523805955605727408131725393982132577441393987641657563303821593522304896857428161729840543794792806143202833366726718918347204418367261441735703117281556431903314108314659164509398762142951746237755228417934365275052311328834524237585065438543004709570637466008006360828551772988133356495847153789045308446115043348595735395883426948006305111559363760590063690378129300193925784093639085639244818000682313255957238330975137113891222967
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 77 of the certificate chain of a 1,722-digit prime (141 intermediate primes).

Certified number1,722-digit prime
Certificatedownload
Certificate chainshow step 77 of 141

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009066268131 --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":1100000009066268131},"decimal":true,"detail":2}}'