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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 #1100000009053828044 2,297 digits created 2026-08-07

Value

88704482266902123100145598714911974074788291743771196947773582046707694631514168421632554992518655741186779759527268155913670138245205790648015454866243567757889827152513594661897916152630619487890786147349795371518605404220655461360313751080541010357295386565953204898376284900973269452639508797182036333953427221760729223322906081517339114022629273516267495672100511107176073681798014709226275214132051825015355256510441703962153673428363785104703396318161119546359424557673929807178243821637708556510485569627293063824817061313012070888215622196466427421655615575577824910504354977246766742593598437073986887874769865581730047975131338682039581253960923438836499293428850074065231632546278255927612382783437019459702061020423743073451997179058742039871339966531832633489506988021687786356279072669955948917622775144994550259517954746340006746004341840308516286401171983203162528143771812880361960726558775620189612618081200502705474799686315617792669384213577213412015042482629821550968899801521310872735110459737812963781013385655112242389574225589558687403208439294755050016592040803183046575080471824505977287004315178414496459859849936705768482856334347256675684731194521347850719527755074262475319745842938708400624227202981104431257960603519001084150886546639460605568841475547668570841831260907310741173603693022111069909043834549806099331241860266300462545934915060520342818361506209119074218080026885165623443185788708828886199916295837884862703219434161536883373998581701117927346676067976526014309308572214234647990351281936057057960923690849923376958863634916457823548290543511867763938196425341181323516748590017501798940430196053900943254112886918812763704310012191463941210416984697836084408794820249620719517473785507877690010141123040638787249763763183534601678149197027511030781966352719708370694974213632773982454691258031319733898205632073455681200988824650732999168669408128439549837533808377986467546537767503795388349680061155760952409694199579429234040686948353350815321587870260876767518503831088213119937613157946561829129675130605513118352076207601733864630191138201154009460298915143993282159202940705331928876300505008555168763374046120493754302437386922211883032131935300462889086524295694958180259412835676843094620201950125277258086328283974110723504541202518227
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 27 of the certificate chain of a 2,577-digit prime (194 intermediate primes).

Certified number2,577-digit prime
Certificatedownload
Certificate chainshow step 27 of 194

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053828044 --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":1100000009053828044},"decimal":true,"detail":2}}'