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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 #1100000008676361358 1,086 digits created 2026-03-10

Value

450176648599129205451710233810137315618375487444484916119564586684311361829006352263121325006941079928590187458059315141493805463438674794193497966137140297723554168672215934072295252722752169288655489473068490614533411876220804225497026454601022621729470101417799200428477524255290605021973109459394617483440069201944575862795195529257878268110971592140189019343979702295015024632319812866609291879958799590312215674372685356101430594517974033405491483060443282759702876895411700492620615942136435251443344634710529239974441224196814461783570701843774596239684633064979791638501269946656075335321902340453243317374158400128648633353232027081445938044872650095121223019802104131256089951037090029956481607376566429817537949539964446990888586426589086661366774619050327920897059040042141004505065735227190077885580233111405309330086322279202904223540990611023138113218725627967189793980501246011107718533913869009481743198852555003729378767977901050716639783547431076923918883416721406933083727117649292274435445527491260441467577837114137385867844887020739332497765349592945234847705951
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 34 of the certificate chain of a 1,418-digit prime (155 intermediate primes).

Certified number1,418-digit prime
Certificatedownload
Certificate chainshow step 34 of 155

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008676361358 --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":1100000008676361358},"decimal":true,"detail":2}}'