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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 #1100000010597256445 1,080 digits created 2026-10-06

Value

914869543695958388061985318044056742984914948274513042472259580114282605343189991601276414833357407104600184853231377952624122646468470181569558059157402754084705121416945195588172374603031386350986250939907039777370319172421335251103720254109280912716424367263017376720414323079079529236542013996979932342534460335980928750863856503965040925893574245871911094522062646234746636280087010125422259335839744016383751379979428811736934920024411279094549879138674651489298835626984035864577455548139294642313434062509732023591963026661617244739852351118082653681018606362012238436003333736867657071239780336295758032749102825194213106345713297689815948599472636286256083091236822300659974823059937955056711918969685218936381942684180297996733580356099803123750308512460589819243641402568444103040021488067227654212873601915442944242875426850368904738632392991336676226565496556987799908327016723740191295340701778017861433094131650770892331895858497544458409305956234313848660757523981283657014692553785341599939076432072478842936446442663601014157788797077092637547334581391494158877
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 156 of the certificate chain of a 3,195-digit prime (238 intermediate primes).

Certified number3,195-digit prime
Certificatedownload
Certificate chainshow step 156 of 238

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010597256445 --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":1100000010597256445},"decimal":true,"detail":2}}'