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 #1100000009019874425 825 digits created 2026-07-30

Value

120702248957953052344823300454829043884936103597456159393722383054925978248562835948032937113471585807254852545000233476439944010419846910680933277271327621526000552929485113186844648273003101640191844413459726294791167586741094618864070160665804472347762623975388177038587116761260262546313069100342941608439306896553789732978990765487273689859062226314748111393940860733018261987708188105966188777136647397314234740128842669910834956614652854677807526480767338419462525443086410721106793627568932693312245434157105828333461545454597371025245904439408871792542831607362025583494744556996969265395008925497799501996762172988571291210441259058100359108496802147696958468685072256619871685416270979675735907682566983979560033260364495933354103311211152626747158763136409572412306181561460484785992618266101203882215036302340071
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 30 of the certificate chain of a 1,124-digit prime (102 intermediate primes).

Certified number1,124-digit prime
Certificatedownload
Certificate chainshow step 30 of 102

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019874425 --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":1100000009019874425},"decimal":true,"detail":2}}'