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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 #1100000009104084007 2,872 digits created 2026-08-23

Value

1696097700123555694754062140881463863437284935730218157133165631530782010551083629377459666749200096071822143706312885557871667162747286504126798153182553657736578736311551607706083358838165268898050878648780563242901211077822619501760108607912327883627185975531717709113181019775598099316398223780399942913929008249380187442039563132119840144697749496311722559775949350051563449157862643072466782328707923288205112558458506526044829798389474410901606875731219684204190719730751095333734184215536202622725637432659631563727930170903574028772783940824588599427003610070306078984016007990558012217630073941503875893799816828523696808979226235382128450510628326368696686609460311687379311508392311637217404837358231061010610401435746081139354014090096454245435606292238527357483867920701221143939077122265150240382022093380107877582366227455840314229178884657095654844463897918252760981315373345101950048915604185681450608516124899974736970653791448267515007617279878644149496678289553398980477484398356229171788193581479771252569944185435623544856682343519596592676266589969383673125019060696268252353205920006946550356035507591037952572301779237917815701727018709514159760600051277319837732814658599991242192301148991708932876726116085814627404587276130432500565935047856168953992609548232880574484591704414886258861021711872126249091823765427791149144532609686287063992916343228333947409226541429874830388787359611186459453122659805264021543850979232432699534395362278987455729209133033659273011466217936930598520388532455335615884065084600431409350273878226020039051460943426186749877945157330238920395853441059273912020307645436206347385015946940611514290546861894976226852009965095195591934685850933901817817212935763922671119491395845245791594907875270165388646811821679351660174836927532016168573784947384448705874286863079607945995778173741104630638231922446531294039906094117179970292722292912247298860603453508696703145251658901133043956928696674518005460158404301588002109566986399585665235204621901686613375322074939765204816036771025649446445458698173941222823053924938421676419517293618282278072769217223922293351738707996869062708471525832571959221423289110420478639957805753026395020165046765855847186922883619289618780879686765342035563154569871284714114733079227560449066791954833443556215636874800821283368073214152381637420904671680202083893894654104402527033551241494381748980168500385163113499121151781098242871889511400137373494442886095635602150904337462170196377785920373330432524110408784930370078405753545828692921350400652186700928488259523401158857884238216838032238090915259395762868493092812986662150141157916996244936407044275667284417179955971660524257088375353367564205958108306796848768702213868734388811334141010951133254399585138797428664232845858853753809590287490071103627278884767025641530461376578737073091063150897819712403913096047
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 11 of the certificate chain of a 2,989-digit prime (221 intermediate primes).

Certified number2,989-digit prime
Certificatedownload
Certificate chainshow step 11 of 221

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009104084007 --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":1100000009104084007},"decimal":true,"detail":2}}'