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 #1100000008823083985 464 digits created 2026-05-23

Value

87137173744850708981428884596408330551484911255243393502881167263566502560522147981830987487906792843528757965801674795241315742142578680129392284916145999167995416863928769396208695179931003185382264685335151453482313688184582898068044752967816377077081275246472039841933622758374002469284231197706964335907867473643308431248008090047898258919066133230396113434492360606729048699105990453274796877102786894733149029792623560962031803214092743872492992947687894447
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 170 of the certificate chain of a 3,169-digit prime (197 intermediate primes).

Certified number3,169-digit prime
Certificatedownload
Certificate chainshow step 170 of 197

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008823083985 --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":1100000008823083985},"decimal":true,"detail":2}}'