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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 #1100000009054708955 1,254 digits created 2026-08-08

Value

182540742140147319787846520162863944627829370530692630801268176211022174405630998371259658530861202598453602683546274350551851176648581438012042645650951197363571021355310942622438098140292936628867339109961928861943241518384451093752112606925563246342850133887076488090293234408722918001598109397606247332868381916099599711495271810085001957526859750343772887118110152196230319821843997004035043528016193911157936421580547782078616472246348037597728267669177105175341560067491405812845739848292696079381523447439144501378052903139886389437874356644391718484170638112563288643446600928991825851429974904418872775122923580252955839821442077196721173197774908343278691264806940895238903440603745515857270742830157770561777171742616904393114310078611108804247482674706293742346332725718660041378442857291182143530162249992674897910447453396967539625592338009607433982135037673791308904033730028788834705610230174406157405131547845283477418989999425777653212667078592188242765506578322878511045360114712025663607501030014755810533309645285558515567497079157811357146808679065212218487121241147895796009183663728156270361613394439213026732745190993735025976406494461209798104466092381669175397576939219031380723980174728865508038681810233516224619675986419917
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 33 of the certificate chain of a 1,632-digit prime (127 intermediate primes).

Certified number1,632-digit prime
Certificatedownload
Certificate chainshow step 33 of 127

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054708955 --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":1100000009054708955},"decimal":true,"detail":2}}'