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 #1100000009008080583 2,783 digits created 2026-07-27

Value

27951453202626219373431324778747834255442990034952598449409330063385687654599087317148846934069201995149799707219662800037417439836015988447130911998819489146192112696375823381504246896389494916931473494473474353780926611625322871165042943410212824117743358075886095278495092085959148613554768044403950540186879036085093612271449921792440591057301696837653858792927693099827429223013905250048229930745581104945439818162263273358489775005515486057836971419827177115666543089465768092129424764210366145251948238365968027008409175856450060037319352180148379998216462443453320301060405243371190296921070202013902195618382296155399888738709972694690676901703773347115213185757549500230060736064552534375091273367004669152456285739213582081455545646165653812733876975647251752561292805869577039866648969548414751010261740807252512774741250228833567390732854500330964955123141098223740370293948960496033296305190053413793808518571523252284155270896081258943548860000617081603756434307869376489058626652122337213524933507262005817253980575247879470685608813566008200458094127300672360958390733060457365692154221556093325200708073610238898230614098581001707960184079277474717350672653623941430702545856742647532055338729529215062251473271673906462892197377270170183847816940696213676954564391695872705372402883911430334031808143008020844807528107421431789753583951472000659857175339249804215277441546754262341331436078958250387573753108944709183718448365481479054869765297372146441747698896057928730707466567568778006102889378610712768988300904478313420992931243722047386158156837982620552974632192472766797243725814666565581779574408111711478243257977769444563699524937303916069545838952482318873296628164426210397607192145920390448845954323423130736412122682143143823380758878954617880724790103621298320899839579944010860467987154026886663332552888016596650503121284281245685488401814435413343901215265911106023181798742261599729642109607309712049013009153944080956299717002963549538231011840348844752082833873699373755269223497310018339951448232190131808629530817212036178778631362136749727703133870294506292915315260866158708074449999608476544069634137636949110244115180117937713072846119429761098783378562068561852145074097195724928489766603154196142071113051055387111952312081380531287850890272180013924919380236145598823099127992508622989652726765702818189867822080900816775333960533509156820309105817914073654848273844972702022494145743099617144811684163881349804962784756816264365299042628195131730356184186556650554127659851329486331739828547625812158470237539970358727834750660954947602601758864297824025103415059008676480912447947406244076679590536769883545985777227290250233465380649537426051046724085308690405515724155802561829727744522645915825620477335178293287754058837891613
term 655^988+988
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (2,783 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byA.C.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009008080583 --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":1100000009008080583},"decimal":true,"detail":2}}'