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 #1100000009051100458 1,336 digits created 2026-08-06

Value

4128986814770772130901184677680249655082546759584291356703362802129667109569239762280755712972855783937209200240351501097437937563945534995526635120286999091566828864226232092551533715907903845702941434755798589810974067386876110958917346297799328583000454113928294813503732506968807080061045020205882547490624623751638598561861388512877716677980450865175618886088995850150001776352570081611343965624764293455986878500923754162791284587099223494615545936429456665915399106408780277374906275097178163625655569714463313676271879631105386373244738139159370409743357007333869059693521615783262110360849057961801995586948949442944425825570978168016316880320166604244999694876605920035519246935271097316456250642452629108255231923460216401273286126164396031016475455712441402953390060531514135626619239942550068211685371813970320000613536079471755473524295526194798369868093928253836021024487508899729339341097071390625236127954561145803534891275209263167861986100338798336663945160077433336561193805331399149837946713418961520737289385322377096753426829569440030794755707606805492904466090885257282740874239136631752835004674111470112763965424069620645704174333805407484513032545793717245563814671153008696128523745544687287649657328787099197718361240104662347886392643757859688757707441135210517820870183193943488543090975341659439371514173
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 17 of the certificate chain of a 1,553-digit prime (119 intermediate primes).

Certified number1,553-digit prime
Certificatedownload
Certificate chainshow step 17 of 119

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009051100458 --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":1100000009051100458},"decimal":true,"detail":2}}'