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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 #1100000009088821162 1,220 digits created 2026-08-16

Value

39038498169993048447363776972724331288801462068953100776505297111014372369294913938408416759049629408795969931181123576310931165844711166277821600298138449682756145750386735168678323547792988198390190317524085517395750176653515749062865310475991908942869959648604303989443774188066359197080445018463416287432919462677757822731897838086960983987570835835748183683782610531886505908498415648267394262603887048895959503002292386788345885193280624378249022889233818322943942298544751688546446636121310292019715209341304465816861407966079325598919199067202019875485970294735803552514629754410937820596419964350845476162885217143241938510428760794922964455517055315763964876130077188804639664761143007193951838782060540476032751197759529013002183962400566662160518599217026661312970825282772677471694409664704523137904567064701330493469779413183978741819286702181201731560525458096851374689524407112623766161961919207930995358197918519259052925860125838185781639813266907832524510702003958958745404488361429024973909505181881387192575444682988713871248107115168817209920193485243931984813902682220766704021606677355921363320788899054891270145058064849115394496934018056440270591391760007883617139776225804052373258715915327743
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 59 of the certificate chain of a 1,976-digit prime (149 intermediate primes).

Certified number1,976-digit prime
Certificatedownload
Certificate chainshow step 59 of 149

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009088821162 --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":1100000009088821162},"decimal":true,"detail":2}}'