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 #1100000009075706927 2,545 digits created 2026-08-11

Value

2253799436014152330718766609068905429290816813602356292971663555124179840427074061719477338326015774272920657121725444520328658488960279294566811272139001732155242439096490805177402891211794191385858659319622385133734518619287332084300769413213334290235230752516844792496351496495287297517122641618422213968427993799285908226609288442179714461543752738567936295947798292018646213200251560608144800585535425251040631472043091631264810102692004720989110005061439310810366631857744796388461800063804649343445592100475429996148345524799105255139870419799178238287285576446755264972816929815523018667061447378575526162201078514888857461324685399604221482816303080106266914670789124585181144024176777244536369031607492506903437630371293402693877493880958537044537845599934343719249935811273644883880343132780024802753479295615813552795132114052339980010352009238375697585966445692211092853084838644942506648476375993078067840191322696923446345016826474410082268074935939667446556485865736765939956305927447475155530748133186436226017903251769028778857657365438168939861268931753283270462385049507664221680109627629823138405774626963680567323654859557315355475373486459027771370169847325354205058074812391043132036231897470441690880881112433614574119212891672562765572370275453292389793135721460638128940686879674503291273130090540956695031315832110601631818935269874160783535164076179135122880825967032936823552338822126235307611558863915327087914756597471855973659241823747048155883080908504115501177525258346861424705397895950175482120311038677889030466929403274946705314205069001959119276955808725315286953663928917918542483724554643207742238333885106335067796670524287598265552671263296483658034970466676803306217814296889730061184889082501526426314645543880128256898677826023516226260324838095270592804594974578767652830741697696261584755055166161066063540849186934971215428704120420403283410673165659361444801108839872220273139491421862619481345618217928494315729112673307554619977081538307978703136206504995764652548067258426962113570750252625089658808285350091140023467968283372302360843495468743554619476231124101814240746700988566377164575081608104598693031826953473311068220242239006459042862214052296616696113126685543166334152059464538156349139158316051810057930382636321622468532704464501423881490124469514186345298537743253110143459007466678492142062664843193890762224662363215841708836220845437436283992519118462667512172447409140099961602163426827616616355892647938149365899728981696947719507475896397347115518923238562522064877095539
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 10 of the certificate chain of a 2,657-digit prime (210 intermediate primes).

Certified number2,657-digit prime
Certificatedownload
Certificate chainshow step 10 of 210

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009075706927 --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":1100000009075706927},"decimal":true,"detail":2}}'