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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 #1100000009080395361 2,449 digits created 2026-08-13

Value

6270151913174644037712060357104459519515756777623403802337718432520764394493548537150629901941452622941476475280270352239607019889401106683326265438584237603946155098501287954163356954316901641171545051542274184786990478273722242551595265940198199003195920013011663176354429008855021263376772874057856650086005686008890356255831447069036568410467834759863150857250619942213169489475823489556992189359791639043554022082168920724657158477001555719619868247714472862989411105701759823221524247353554305747469676701365298239043520153407044377968788793793090715639117173094846495633809058489516529376270412160982212330610567688740547569007027407437893157079073584463091773318857056211695373267684880561074817768009372922197011094501052474009018454936328160917605158828244977211689777825862394919264075342633330898349229883867997712173321957093148708060688456340361460276160963496707981533885302870697057279205924123060831404192370774854415470277124939052939826011835330310425206754058288794158533068658750718944010411501805814082607651365945242991996515027509294095924832872779094665362473632036964298948346753680396626492146821751695145670106293764484623903271913195494451437663829853577469217145310067038999002526359154165459767215081352240262972688053930752292185195874599966830042925057644944646588179612919211235146477475460745614185346630473584458485052096939309573865503867690050885310039617028909325263381580486404086508390260569908568168696595523587979969446303540051100110763597015461085497619017834014629949728097841063430368623489442460824742199915577610345325695313418720596016924700737015171890362343892759983435392140193140908456776456451899770444933186961045444703485710159613572526848321614194951598478959354916331551809650454353313326476525292515470777756457220339573893801382066896648356414629897426728327452795504290606055867350039910015158823134667968493906490582937193638350284750785258807182197887714105990759881342120532004478174008250535777169846948541624960285862820341420622327968188050444486153714478028158967180863367312645701316223289705607338570744571990989377721109342675716483741729257321697706742423694764923288290151130683374439483248205566511702889164151125065115860492514587142679563921628290447837533946202277315152958203718647338722690231437764790737314486712596470503499993770005334886817781100930002653885192266616707243507899755898093378285103771830801575498201597515319408055410662116048807427435035220060740921
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 45 of the certificate chain of a 2,963-digit prime (220 intermediate primes).

Certified number2,963-digit prime
Certificatedownload
Certificate chainshow step 45 of 220

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080395361 --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":1100000009080395361},"decimal":true,"detail":2}}'