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 #1100000008729257281 920 digits created 2026-04-06

Value

14484674638825141534677269101202352411741716290663883899567463286951981752633575946860354064768610907903792199525895955036415417777261468784691542155389024345100289527939679943444897288999911485411299712365923667135493759451363062784337648070865339044729415678614246695160108360885565934086297935263257370941970799660464950961272219632079227549621340307519340728786899825193635613159086706730784253223853026449752571240228090310287482356899261016357088864338288650680095258145647187051944146390822678403123886115844339179004383750686661081026063044851147757418768576811474403050845427382147501782988896923405965283856497360319557039698014327618614129108605851500322325627931069328037294549377649201449833952070914040569344162785450281005445090068415253017393220875769570774091516941021595602895750148860077368759320794558000212636229728572715835974817495064433392059222126298806702441658676421088671465239665976719542491
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 138 of the certificate chain of a 2,785-digit prime (201 intermediate primes).

Certified number2,785-digit prime
Certificatedownload
Certificate chainshow step 138 of 201

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008729257281 --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":1100000008729257281},"decimal":true,"detail":2}}'