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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 #1100000008375789302 1,110 digits created 2025-08-11

Value

374588311480747949989585993410787989268654194519367304804214748870258989654097470512127495778642434375958627122152146962153578528285256592942133361360758826594451168250768742475777794617276757149964222111417956446745849565405944601568364266437785126389946276915613126723646520626304922875983795496610024674163139644608168918701769755669606614413549722836082327086235444662410490394811957439765734526329797333195006685884267611385702114783232611037104931511080318185130482234773866806270047515291412737691511216166348153896579431584507093587928403359809125394617352505909289122370378608321344852966091799351574886991503324780243042078575442196971428559134281961285317392665516672685011198804560260655716451558096575931886994443327363651700774369048478955405011458111323254952217591190532134993781732193294592372397992809708516165439583769782268219040445165970222476126006449029094342620545675039243535147529576392476721082153530695397676399427307876444151377168348320317346252873423764970556140470326667038436081487372412001050210066011510925344032384677430840043291178625127109491443210281606790736248650804651
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 45 of the certificate chain of a 1,562-digit prime (171 intermediate primes).

Certified number1,562-digit prime
Certificatedownload
Certificate chainshow step 45 of 171

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008375789302 --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":1100000008375789302},"decimal":true,"detail":2}}'