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 #1100000008675871970 387 digits created 2026-03-10

Value

326516084284379197963542125731645560636937453278722826037832173187969186727193436677016757464695606118292004772037669539806346368410149893414469020983973654760168535871597532756205136841650544612747912044473745257414021250599011120040649235674718437645263329485562939338966030312225683742933718535535778753068025225019093975589136835016878692249383082011827914704174236189484269053231143
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 85 of the certificate chain of a 1,141-digit prime (123 intermediate primes).

Certified number1,141-digit prime
Certificatedownload
Certificate chainshow step 85 of 123

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008675871970 --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":1100000008675871970},"decimal":true,"detail":2}}'