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 #1100000009053870138 411 digits created 2026-08-07

Value

124673574793630636250127941094604084164147499667177103917612544416631214065052909285237435905002586975251075666189273663644800070935854346554877536731541950792963683882194901717085304624481562036573658814459210817432689403791454822793778361500588647591104541837779865981382628839825665536071621237309294916360559032007065617608553088502855069531319144981192606607330088530474669231456509404190744940967417707913
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 97 of the certificate chain of a 1,612-digit prime (125 intermediate primes).

Certified number1,612-digit prime
Certificatedownload
Certificate chainshow step 97 of 125

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053870138 --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":1100000009053870138},"decimal":true,"detail":2}}'