factordbrpc · fdb
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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 #1100000009018966878 995 digits created 2026-07-29

Value

31996867532264228323660438113766250349321371533815517986655179701128001323026825893885214850587933529437467455347140530745248518086368314278170738691053540140671151937505259481816576738247709359575081761756735658869400618382132604665579090263016149319572411906131380565821299063299623750747542737416177043107762031582698786907268233881219853906788712446604586733759995773614807171152700761424746723480857750575906510350901489777465222459047707513314500395891483552630819448604473257300027467258507336654526040959369345301993664763533879971175748051987717405593129955246393182991116163733832202887559433072191751361375816242032322824815928481547530056740682602523634694077905354838629777988530139387535592445599524939999420933509197819861838609943199017725326319670949543497468272595893327062310794798178840985406798039547994292696196657967662422161032171812784448779605316197084037260962134283243008520167707493985584930432285502621377731020803757421371821064625772916352262486883179997112355321
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 7 of the certificate chain of a 1,062-digit prime (73 intermediate primes).

Certified number1,062-digit prime
Certificatedownload
Certificate chainshow step 7 of 73

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009018966878 --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":1100000009018966878},"decimal":true,"detail":2}}'