factordbrpc · fdb
Sign in
>
?

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 #1100000009132755781 2,328 digits created 2026-09-03

Value

878117112416557184471372092051203180069687078986866771779048992537867488180267029682847665445112284464871013241084859224380079223769606950486541181330124889907047664792511149994823932289983700051763358203681360037277645850404572092939765540187088595370834615667926660325329765971869746439524191513139886122884234539279007702417733469636211744422164184971960923432552677488308555886999916797549602469023220353530800693553395470792154603842755368332757056764428834239862569850212389834266822041264666000384682387154799848041924974091428040005510259306875647579872148432536199331051898727646663383540872898686562049618943102183526344749807508762300828461024935353919537047930670004598536491899619830351380614694042544389013175811591613087039371578225154012241134203444734932425097491079024705605437414461110865931389697246599233493304182304424892538766457789731434686642777412522251608037766337314726174927653125645215875418139575221164596482833781324390733283075643483200349678891707845572475768923383138107172257764290781421302034704573573501740282786299926304836964972831794865186165360850510766766726331115441485071713103666571414856806284428417901938415682592517986419923180844930766504774894075411761466375125507011467417923862933139596416007769858816015267376493192420889570447977977149094979486514221652875226938513371724759331795683937137321858988358426459063380771024684932949062246125055404883125897870513300061715754046593537034958162881701834405102318554103727481758563154681288030383596740332604514355733678659649048125768972700820089187806956424982790491141264127803461196817483110469951918397669149760019356816216629758973061051333651522228755560800913053586188135563994619158462140346678048893959603067858913435496054049897905959973883575070079437329822083926981128602838269915415822305400385864887771126580662965334178847242082243560134631414181388388798598387343161241721322771275974341606896401164040647477074145547026952541839407484245895065956909453513944101006293062915640238684504211423302916275846929220590101174061751969884951282180151792457818126632388063583805537255470395896117784750636564096211557356867340423096039130961806908149414377032085505949465128494553831984359882058597412145325203025049656525131355164021817076844818325024924609233388002466424732716602924861874303009930371079919640285216999
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 75 of the certificate chain of a 3,186-digit prime (307 intermediate primes).

Certified number3,186-digit prime
Certificatedownload
Certificate chainshow step 75 of 307

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009132755781 --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":1100000009132755781},"decimal":true,"detail":2}}'