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 #1100000009064224120 1,241 digits created 2026-08-09

Value

12018021191691062942681571935518456341523711534549019009282584036354867073595736332485096357089894478708158673908766271796824351313704067540208351679547353281831596004387990338456460225983809976722045533737944934102363875675348402136178246672180239281522522120947312785879319385183745049948532429689528957809701887529672913641417543193315352011868630567120918573537153385098822771694145234307965287172365525187910768139901066308913342155252608721823264853828372270527093198734580991009251274931490293353549101836661729452075698799512529061688224189832456041116051177118663881053046392389942331826135694503632908664093777944237620424659955862750106924811588170485478961177237968540754372098284195771498681123166912730724990332948027281554199600994715180188901686814603848481354051957503063701858262661361301136715817062556451264521699196839228426285657605141717998766585274613167022710984442542741925710921656173771099990411654351778813189602367424813440439835407708973030063157944268411261106410509318057276846660763662381495495563454047088087538465286188070789721482542807095489757816215047613584641114093101575737566814835789566414611358245087863446592036969065520798770081877140374876911824011148042054831852387406959974054534161596797327
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 80 of the certificate chain of a 2,290-digit prime (171 intermediate primes).

Certified number2,290-digit prime
Certificatedownload
Certificate chainshow step 80 of 171

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009064224120 --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":1100000009064224120},"decimal":true,"detail":2}}'