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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 #1100000009126644635 1,884 digits created 2026-09-01

Value

310582072986980133516695655854654772503903902937881636111882868325448819721523687400236453124947327283809454990017861690441783334669593789066109170985164773461742045242564244536361584016451440516629789275202013491143299488051522811653159287880935462058708334956688994569481151924733869839389875738065909340052347204676114709695415767922591898696279588465791758965501525270237812311269259290247252525059986470875560092029408132411760149723887555241228917817347988529393143549104667218916493358831882740469821691713539461954579208846893919431594891348294097858424274662728407022214431327719922007033273320440756628509370888529834204573172921661807982753762411243599668845392226273441361176469138185985046981131433906236563742909892227883257505308033260727929451779875245307901484909532293152047837896106886441492118763053795207768105797639503708895967254864187729093404280945179987544750779234326409500451547279583361012336618637225693908717648100900436740998140612573820804427225870568719980382374625092765695328672933359450260160189375500902524143646150436152890746729629290535013620934426401242573490608066472754747374995046013051681686115138470561959558273769525471132507837454708432003231525766776504956439689993921545375941899304479348124858763743998622293659806193611220045702536712697012382230345190081227602774265593945421840518213612905736608240910308582296001790741147914261741687623993883588348699319267721508082378798482874859979705482169357176453653716215728040201258542014886717297220339983450072154809493161186688048659636620553353597082979726422447082724513724004696594113319434103683249331296866813496510561582454005971765851410802679018008895570479516214085308472176991670528754855214633235490191987226253744636198284577696900366882613502903884787757712371596956361917033458393216377442149648869318406678935743757557619737449325355604743869350736557296881211819096667
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 120 of the certificate chain of a 3,110-digit prime (313 intermediate primes).

Certified number3,110-digit prime
Certificatedownload
Certificate chainshow step 120 of 313

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009126644635 --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":1100000009126644635},"decimal":true,"detail":2}}'