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 #1100000008676078386 406 digits created 2026-03-10

Value

7542258913613021942152983206349249262296163233827629600225047785200659318918127749080810000287396299208740867351265624791217472813122316535661694446349826689090504246394092096589749207309819559836619210282179718501333948148596442699983123582768327353814223507958358994782726271274437584602132119416423484524178479232188969651785350009406131950859478797599194578291025564579750781099266587097736998048692697
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 86 of the certificate chain of a 1,242-digit prime (136 intermediate primes).

Certified number1,242-digit prime
Certificatedownload
Certificate chainshow step 86 of 136

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008676078386 --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":1100000008676078386},"decimal":true,"detail":2}}'