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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 #1100000008676544106 1,242 digits created 2026-03-10

Value

700550854966748851855942982052820360519328183229011693353417173541529860130148126089738395253590305529478392356670083507384778063599783199494472170716581663281297776534377671198395652613553272785369394856492582746543662781408877285164255769923617367617696460125251504122772254936509840172838298530258716139295045989882528912225626049345716669636669257452397809951218695399713186208456705839392117115839434414868062759241838060334905633005819190259688515039211353664624380920723285190262313455081974454244878142827511528363051640818294446271679604115942784122434313477607356384139895639405764458973390835784576024217741352711038842523916701131548924456822100377760632367209755846531201143201804283745322693406928013676533093705840903937112530908037967581945187919068456017163786907519050105771500919224790316994695225424081233169412202381265496387835806412956932027661502002530479875089684681316990296240708917243048006697492231992059891132437453195305149643439693840760554121527560402305251784303071195198978989752231740322634617842686601769240037422050761358604642810451635513622049237369903925974065548183231588091773929034099041268726821482233453277549212412351485154929500944172217372743768555047569990278260504883996585038865143998775747
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 22 of the certificate chain of a 1,449-digit prime (154 intermediate primes).

Certified number1,449-digit prime
Certificatedownload
Certificate chainshow step 22 of 154

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008676544106 --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":1100000008676544106},"decimal":true,"detail":2}}'