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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 #1100000008678589813 1,047 digits created 2026-03-11

Value

123003045714133914722761410482591358772198160173150786713560893297758245273171608226380213290663034832008249439655263122437439450150271685025330453587694635841091033017535014867601957540441864947139243140265973535137019303971797396613615466961599387973619048962678647861929393832334722654132373484893930527210496744043578991626737608365448724666586158562383850089031092640562686610121086789257852218991158648201426969951140581264534432241885678626095388304017799438944242968808118660665199273929166589200410253494186577242710440258768726250284930615937277132122522395987725313519494751583297049632139488127904928367444390725172414008259592721301268172823148435436712213539970646648657149315058371233503716762363091391424669571056381335746713991584882202563035666732754746145230255457576868257447511145363641551405186326227794323547070910570880045536694530328626369701891860096565290417517015176172949912947724150345683071532528500561583068255928124529133848226455591792069176672850098762623463419804271088821471839995096951775460753141015024867049
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 71 of the certificate chain of a 2,096-digit prime (140 intermediate primes).

Certified number2,096-digit prime
Certificatedownload
Certificate chainshow step 71 of 140

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008678589813 --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":1100000008678589813},"decimal":true,"detail":2}}'