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 #1100000009080780274 1,475 digits created 2026-08-13

Value

13187146114403569255671758423147058547197268775113819957006859914099526047600545269710586106253006697383664942826026957723400894252070146497197737449331245440328989226770653147431209183921099011023475966291437621153527974272221494228547525829584304706340897312107939297495969842578018174059198930563637661409318030992107338814307821848582207544797164621356401276066018095177913330103733725802911908496387561685951619833266338100429467784148327708235626075126658394656169489785686516111085923178669291657199049060880362788865776671333577900049121974856566004315314742876533440046626731553853479189426616557803185144659232010569248595520039684452733524395967639742986667157508341432442734464342544101493650052289643561800605490855641891530470484900596817464556084415034118320442259806948224692978329643789845558087974649140515389643864313374591824446810519991337741131925668843465350214359457192324535252498217389839632409981832289370223734306881646912869822190305118489799494775013884927909879640740196927642021657885918251149587687271939207860279794317837036873318431892180283355306656390119665740372587496183789334317330962386592453412541185093113333879006679769952948530419413602957398220395650197173871307575517986996855535965461362766822281759579003054469514861486925719221788698138496493546350264329976755346632717260980341435589108454840977586192849164420592501679000354579295146734662950212609822112322015605897883896879789708436205301315083824788585579786655275554031
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 35 of the certificate chain of a 1,930-digit prime (142 intermediate primes).

Certified number1,930-digit prime
Certificatedownload
Certificate chainshow step 35 of 142

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080780274 --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":1100000009080780274},"decimal":true,"detail":2}}'