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 #1100000009067365886 2,401 digits created 2026-08-10

Value

2815903952092479280967093178862500639713987729616749214926233152406143475133696447195356282517858864006717484471098918698738239091845893976326589062448136811350040607656743032174168905462222453598791634885933076163458730374625364792936725628837168816204446044038658785023316629850574667648544440102417557928372840312032753950351079991038726821225081741413102579797044411741340216123680448551348217132616042625974496255041284414411755500620167154965696761275183011135107539310973080016989589733095653705764947718753491351784427270110771455762202488498133971060376806040342747251272010081578890346207931641618561124591614288542959094070935598340532987717495066430498496559208886992753374460307830186313041169747677509250882129957023934169087838412779170886580151116267522519917938818970494660529581847001804274180063943478360550036683040637098948819772806714603771817586560699009404008323852631810410821398302975776946759877889298261766498431756041554729569467339213604753390823222054696013292241722570808503081699292542872500725322882891304011779222756042718832268032119727344227457285109206352300584143236003110576600045357784847081783660118651078383230642568560746450975356899319396512207131816236975224323612038687351596686685373075269262451475641528855006560211172668023608553854278012192180376650467251110925742347984373776744381179790112365957058873315499660389799116075133545017560881334422610727586580444649077640234902518249638701642057897921170128441148416454793844348364574708859530133380323479561172076361337218268441608671607303137037095314320284163008808465908796487786270673502378397612195215944598521647097403839480550608165674026309210167917141223861381209880383220999174889122035885504454026603709358687695376889099672781415071605957854122696254941086103946429308405538953527746668439744498696215977967585805144413825468476238871917064973075426516944502033731385482104787907583757083700661413200631271128332190613628708508900997235037468406683081693728139774092632736350518516750664086988601353745213938580989374826952266602373954003839092531597476526266634814116421642164521025512222323914791816545085121006446185660143355407014893686113903326640951178132656447357534688850780073022182564133637676555923792208097210883352866225948847787947274150623624233747099769634380916371208512402409375039548043608751451535029366442601160506326326237689211705797554363258397907598077045040845031
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 40 of the certificate chain of a 2,925-digit prime (209 intermediate primes).

Certified number2,925-digit prime
Certificatedownload
Certificate chainshow step 40 of 209

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009067365886 --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":1100000009067365886},"decimal":true,"detail":2}}'