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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 #1100000009057797289 1,554 digits created 2026-08-08

Value

250774322829171394159300019235536319739943586987657218919051363617278578808264139897618002559914550349108783394346236907821062341597644035420175225968415308365862265628426299177218934729579810184493131953917982140847252089627932722018385367573323694114371492567112609998241934374770727299430002239631386208424485356918272314492471384269230491896622334112096461745192444452032851174960880253878240453694563255223238908623292994190738950337990160169915961819218340407746274471542492341555019996398212280199393468879154582149700717332858294788817581768998044829152023785107654335095766115964012666150573767507723406593118981808425847287342236823242319898643775195945328649015857959797018976329481602271005028106594665877656441840470488766237946902382141824876797252761949983717639522462294499416456667743624869702453003427711545547333285895856679190454267300772887379168625168337184598500760164675936307306113498189152061403066288889163051592534682286338245642873088831107144678358031132635703477814512651236063885393476002488157035088025425543111002260792309555686885879105878608343204785283596630258758820727321261900421435057058725184731276842963302975370189972247274445650168480170779504105426593974914901211145026024881178385769226279419295383487734372116646536109030328342214457108438422151818368136751319251102651855717463384658362231293901058247808256655294807334087728197523067596363541705731621766187354540289913733485711722688809164610300252756594156824860750187986550397342065143767883912632947811940535159373269696209218029450230010585927636389
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 11 of the certificate chain of a 1,673-digit prime (141 intermediate primes).

Certified number1,673-digit prime
Certificatedownload
Certificate chainshow step 11 of 141

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009057797289 --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":1100000009057797289},"decimal":true,"detail":2}}'