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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 #1100000008680831210 1,125 digits created 2026-03-12

Value

133405446603637038858965917020708813368621256127951813109731296425587374352886491114774370478561567240511402266931159540334956482490048065922286282339447355156639898245523870398248700564017575509399354669213227977057480416495847098033652596392584365046657487213050536837608692855733366691840117387341420864381442032876210130469362451886844839479058021004771251087342688040445191246465846716844391140266971226104973314580850323257814701229253807349523684690275946462079146711645328497153878512856516951523061382943506126325175923789277907046498549530813918686251953371775865073312308314670448678648086201374155027953174910510340409202571645540853504558512079087742557597738110682458255450903168503502836965073135013996327658641287656727046635116776515700493358178503612268927854420984502486382907762977066455899104774335937201622005242094168837631539372765238062064353776603907018805588046133398624877095783900553406847240668216079175089953326408250380699641748057131949837246168195149114320004973782074235099083533621308242108027707140041189641673420292555662204250884805355732826398641034685959211180501098397850292470516441
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 99 of the certificate chain of a 2,694-digit prime (164 intermediate primes).

Certified number2,694-digit prime
Certificatedownload
Certificate chainshow step 99 of 164

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008680831210 --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":1100000008680831210},"decimal":true,"detail":2}}'