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 #1100000009080377743 838 digits created 2026-08-13

Value

1135964228581007556358532450334645591076436983451131124212648784677070526942428842675517814471468257582691783067882539047436451767255445718987242271451087805334259478062948981254654699207394041741971159998384506114534336276265188122091833470904867215195879632274754609713612911775577213290389339628285827113200027141981603914833274400576109623837181546790673460326769946820347242289122556147139066293385846470522762252173763096932626386051630381095147546238249269291903998435689688420401753821938500352166947345975932299148748577112123608275492340242883537459737732289398611421904153259568633028879023698692575508556146009442440438347708031480404914583309184295665876462821492534157803367092513510002209047341660175352390111451875380990721604180747235516164635255427754594791093790381212600307660523359097110126025610204492146039722201743
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 87 of the certificate chain of a 1,871-digit prime (148 intermediate primes).

Certified number1,871-digit prime
Certificatedownload
Certificate chainshow step 87 of 148

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080377743 --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":1100000009080377743},"decimal":true,"detail":2}}'