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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 #1100000009054709129 1,088 digits created 2026-08-08

Value

13600907875687971546437496838611228398009516912802737042028803022548216015140708791898339146976006131750394987193274232545657098698765656087263063463008654138286607292440254815027368705874621679075855069582575161047150424703378739001486747521462137612307356887949307644266155653461514738312328196706104049516073527767643386810913047161993861451978059801975652461119792310485561966858474256820339928664388119931706266536488465177819348929000057209506070250903128454880145968453977525229737422921987975582154580277446433781376404557042002438204145345943700616915769058000139597107571113996818904492504206861445140454423746523454811862547973060037076435266148180182220654378424237976801743016487377223845726803342468890395158322134761973954406232480494521072387496145942176321888437918913183871099044328711892067106005240063405951540646808977101898827932223037266002056128542144750548896556199716815240047713476997224513391438254083607284556222165874192963446101169333665460750913543131189618277063393557123905295256037629263223828116958844325796035819211445756003339604018886002286030883103
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 46 of the certificate chain of a 1,632-digit prime (127 intermediate primes).

Certified number1,632-digit prime
Certificatedownload
Certificate chainshow step 46 of 127

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054709129 --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":1100000009054709129},"decimal":true,"detail":2}}'