factordbrpc · fdb
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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 #1100000009042557342 1,276 digits created 2026-08-03

Value

5988555653443994488953782827820042620023464464753677016074275309502561622123736492044330963640926478317026746013011269146378704887173669081284334065663646672492629660295552373677276764482361376616865701984130197213666153940189469406805123674963004323403598713860390779078831729416659386336214544359689274062939507245328355567274119306240556693211517268431148978836207548705366445248578067823100197734904691552644269327935986875900927559465284261222418499465911625074411974188195354459346776421236980480205902289147050337886595467843268078868595737262283738482624860658959493348238702429382558519732861406845927048056537593282688486645609786965717714952925017279997505989045301015345882026657000802808588704853183896394823511044586208689663135785670592581823136730905124144120073726375459891233748335552702538923061008090379121983253123359350169779204675167323521258617069243573489716169351947117562613140701799257207819749927702767939861236177766774690525116556709286834030095572762155527189670124004405503766535595386338586455770171923483953124470162648276372269337438101749144777889453044691826350980615771549673752578905925884523475104300215433315076941340991810976520729941315731761125169858380365343443943926174529350929209215940270825487452895564075273854448813928490649
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 5 of the certificate chain of a 1,329-digit prime (77 intermediate primes).

Certified number1,329-digit prime
Certificatedownload
Certificate chainshow step 5 of 77

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009042557342 --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":1100000009042557342},"decimal":true,"detail":2}}'