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 #1100000009127305448 1,409 digits created 2026-09-01

Value

30523521063349958009871034505964729513640664485851547390452693023482867352366102912615040898339547744861595982958826544784010357743239764139822065413627134516377562499930768096687821021471751266434044126618742711643663222120849876234303369976220871200123040948635490478819723325649905275908858772698667351228484435262642023660904639268546174977788969484683827134632004409573053099746818378935941664306725499315859663724700289009417085711175004154012800161911288821524715688855706347989950243692326337364241418923150327272085996221760045581679149798214677299245732963770210288588165739839579020338685027286526536402488423834976998473848693700789274285504001623777540683623516864160573813452571088806505793239229228369153301601675856224391400993744675158616754470113253436394138926884859186393498277262540828260633819621888295274233036744163047357369359073038281851035042534327901418452636142682493169922436454376357374931800176656598530955599480570586015242404747882088298619207119402139485109833049702502371635359978710469468056002949998910622604036341062489125694362422379498596711273636848739372281278833328277943306936684778015291104097817783936293076766586991172653652724027551581821419962762734023545616368680202041580018009851820614912753221370425291127421234276232301757920958368259848961892400606154986650221790932576804694163615897284047325710742248015417851841903755534436168759645137177643819247391
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 169 of the certificate chain of a 3,105-digit prime (328 intermediate primes).

Certified number3,105-digit prime
Certificatedownload
Certificate chainshow step 169 of 328

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009127305448 --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":1100000009127305448},"decimal":true,"detail":2}}'