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 #1100000009048646796 914 digits created 2026-08-05

Value

20396991038914889034738271183781181690176031389050934951969234012124920499679404484290644360331859420793113057569549191257126904540607157679070743044740419731893723590908746535266951139778481948300287757308883472449349083036156742350339634884519022108586404360878186309200442540014799579472475598568987957787794134135644111445323782557235455928006596964970218943503517346463208136593775345337272373483091128051748394570264724495342770772743776914949776191522068900278288727227050427292089976888441481231960690677833137702469719874711391301748492591392427915698032622183128126129838653469485439031405593261296538206623034425229783081107034885755337021491218283120303755055096556291066684750769945608596733396897928418581272715764878072048233018113945336165094168665645823458670591484445477532292052737048188576283647382235802387508708288502471274919135644207746992617667970567759642590569687453277770364397756500331
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 50 of the certificate chain of a 1,499-digit prime (126 intermediate primes).

Certified number1,499-digit prime
Certificatedownload
Certificate chainshow step 50 of 126

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009048646796 --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":1100000009048646796},"decimal":true,"detail":2}}'