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 #1100000009075031171 1,531 digits created 2026-08-11

Value

2847891733399416711804691181283560031345546601494381251336629427221067095010399498461316324388140822129030309524068694432305828226737733309144811104716952929991558676569559217228197397404792352938396222574560676586053253465086213400791434571183883368477819974994964835558062302792228622369954717647838426482672265807860687148054768911216969269015256710271837535708291571992169083583503511289134245515733936087088566725517759417473460766354319694385957546605734833062444862042845495906175228394249766705722269162200839387305651365986790111633785502731459161943192188419743068108032490906932811495868212320203482957160550424657174986118490826427305047610189905452751317162787328150439504152652581769518517396573126294248144708281655478605681264957874903437160875046987036392848786398925278847848699353490596461785510552133208300955902627565753150785197096927451865980670536560310688814748964484970662392492583863346003291098370276055291328260337015539691445764359828261884515446590770229900220996843957985339099069220245762561020234515734283022010230008817461875294338407833569622567874562485048732638180044631630743418421099248938253259580335980683850472543881831861492510646222090320365394490719124905107817093190297460392114342057603130717937751285027113024300358668556381317914829004175536201337847133316171164515991610625656722453949126165518441830130942737007793279557415363851929645088889154662050063831423482612462558605581817737879587103813757993544142886581649558850550136658587803175816173361226404072167432847677958767311
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 101 of the certificate chain of a 2,940-digit prime (205 intermediate primes).

Certified number2,940-digit prime
Certificatedownload
Certificate chainshow step 101 of 205

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009075031171 --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":1100000009075031171},"decimal":true,"detail":2}}'