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 #1100000009067938185 2,140 digits created 2026-08-10

Value

5488891446390701162432261327666009772693902318937801293330680589802075667219695929883814202083075688285902641765632176201534255984506265877801301537095495417079427333942857037729138254337245053546468603269745211854405979346829222177361671267441415446606024228651159675966781195381446323756386478173805761069345960369680637825171557308790544042103754755474481296083281394881814150336050930092449361415469766061043163010713007075223234911112388200291428083255088822456683419909732731393790743376194965190790355987100918486401149248230770510438536026877280181932612582870784146836078905651617793321190833476886944333572688910821047146605769230294291843429395855394887470567798691255030770450509160348317977460926892600191356720997996024239698769644235687715986503460333228859433415588715983055440609126218390614126072993979540506199282974978593043412035513441565663590805704799944378615276181302105423142111855107695459978734709135054557305642665350057366597839189860419860934604782891938037400500941137926671491294308914155926031159661778784473559430190525584061365659874092913106183463596920835731682401916950960651226957647505444489601290695103437723247145657761204457816267114921373710298302128061686628532034946560079674351053574695316800442814557853810275249333567584672718872316432714045085988227378030685011412721730115505941748446573421962643765008130802978632012092130954092124469628137786930399364650104194718523096045704650727244114816696780469390394777552067797452928630587270002467562461768762126348005970291154377545883278745900952339578965026064879705400572454047402309258069790558782562460216439961487663501707432629056588778054175927568926076367207932104658131972815924311181023431542402214438234214667321909826499911012225290967512232070047311038721452763778509930515209456798729326124191068227389241056913329399096728434821882873436202459892439667519536389419899861907618568650189577369443224624889239340553064440487723712309154823991882537234397558769948445374092021793247880971260806670523890471583482867652591064398368712976639083721181242292442335795306524482569921563631375052348351624252931891035892213161067736416381
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 44 of the certificate chain of a 2,638-digit prime (209 intermediate primes).

Certified number2,638-digit prime
Certificatedownload
Certificate chainshow step 44 of 209

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009067938185 --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":1100000009067938185},"decimal":true,"detail":2}}'