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 #1100000009061477943 635 digits created 2026-08-09

Value

26130703221712700040987463625162717904569789507660154971150955529197357870025651717496577136017995120134324434047147861204274807357504589168810997660437238065244169062497821573647551669544171079322108343872468794043911578787196481767164114257968682941580190985115991584601743932853928196587252455860041237233247699871069993196149573019016781007659107033980337272879503613779471455363477662542683176669944762471557700975314573243059479256209764396156845512210585773901470950679017364129929304892318597527798488630114117462079733743541973373714839963047837435153632860015507091089434390472360698392315538239898118522248198786633084554773
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 91 of the certificate chain of a 1,686-digit prime (136 intermediate primes).

Certified number1,686-digit prime
Certificatedownload
Certificate chainshow step 91 of 136

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009061477943 --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":1100000009061477943},"decimal":true,"detail":2}}'