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 #1100000009043222018 693 digits created 2026-08-03

Value

803090379847135893822254161628819998439726225853702967981108058568383211375122431542532447514241338758430254710153764239008984166365799929192052081463534403935634566145682694733931369905580335723955895501136357017983924386936321854646818586417063069384207929164888209520780219124503754971234396529194360054830579272183542470061231515868800778135689020292391382543652360718052384170783428002776245866181039573916627620567239059332146665258708596167231675808565436773322239046853814993303404920468299100498283030507314064864089737628188432816692593888308929831722052378114415565333442478188781002220914803949831915836412587543262085111886598128768205957020653424395495876808817593756262205988287
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 54 of the certificate chain of a 1,351-digit prime (104 intermediate primes).

Certified number1,351-digit prime
Certificatedownload
Certificate chainshow step 54 of 104

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009043222018 --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":1100000009043222018},"decimal":true,"detail":2}}'