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 #1100000009122751702 547 digits created 2026-08-30

Value

1660739542673525462828475841395011483656472428144906027384784432933001768672253274489816977947403713085373125508620227622252294080866385368937911883093342132264910331297148782827555763011765826509395455716850632204119234394617988612765938341396353646946167054930309123828761802593390400105566867288971624992515373831112798899092863608250948398376146345917104107808428517639744903557468334119816328905518469123560123033774184046215978079081331034210905209071861220070948133685680221626483702177279032447808846299233957857843458925326889396398406667
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 173 of the certificate chain of a 2,256-digit prime (240 intermediate primes).

Certified number2,256-digit prime
Certificatedownload
Certificate chainshow step 173 of 240

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009122751702 --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":1100000009122751702},"decimal":true,"detail":2}}'