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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 #1100000009075030684 2,748 digits created 2026-08-11

Value

252653763687569703521711883058117365898173817125955811408952282388342130400693093439792106134350271914984225604936226898960637180328404154798221524337664676286964794605063442649609763889861953004833198696893120487794293468564160440892487908746585736369486585463757497085329589813889759520858191025388416029739404868532118917220898198121252251678290610693867134645726136986377069727969212159480849580186709153217016586415546148259318382947006237728860630216333791833962142441848673862852519724580975225332191297265509430616239392032730822827141399079933466274440482882078373079724091159696745977114911752537992301913211230159119166845875658757734556369366365510900696531973421861700509205534686453438274418910941577408312220895814482711968656952413554331119627963469272596228439665995848720133517168226085380015248530048207932469020731410901071766407771355491732188768029972015863033656019521974979470359402318975291258670446352745809453034683049432147473196443135931708899527517347360210444931430081783802643385329408764818584817247014057575820141477248960920435266658499093834551616135293579494797353848043418895267552952761166998479758161706106958768969104585728983877670954064180754959566172936917217747973182637533369217661285130662997287610918835097048457440143747713543740962989869543469114911703806545105791760796986174811116452228899097785820565689185557332521321649228780612040102721511821578095933543524480389963981529332843275357014506897651389091176846684023456858164737901174342203666461239155615492317279354211857527062513237917225305175348968578721392917778331729708337744141630206920173272941456180100850421980897466284240854216658334896381446633413053165153527493128061077208034497785823603842447557406723782275545952174066709412144428980395960145111851741778432286195916129164877576655828474576745444235403790435457583347391997815530190925910801550432776008704239032813425815404621851126567453787876223763278537955922886180558831021417636453026922794753134102898176477396227513930556626096654102540115623272325896319228063956501972525098276048042580738877975397505222304562613970142905062067075239484937890548377170448735794826340982848609655599656091949419036627511752404876954595130483758402822854123906750991687086507704891622905322255376354667050701026876939788202603837558146547168374757987289410957274944992435026742610155535817254576855735641816185229076585459841566604041085659323569575672512301910135907218922628525871979957574147472334423726349359033752320066726278646105048299083897440758095128980795408367027408959881938611152063413159679900203889976073951239974874428961970994195437900529258197376875045945610965854500556807594004415151770953778777785048205260587944340584506547845650512044421921529870316787367554083
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 16 of the certificate chain of a 2,940-digit prime (205 intermediate primes).

Certified number2,940-digit prime
Certificatedownload
Certificate chainshow step 16 of 205

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009075030684 --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":1100000009075030684},"decimal":true,"detail":2}}'