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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 #1100000009080352505 1,739 digits created 2026-08-13

Value

58363354437150282405781827623493721246103092141701472440807340377360288555336071147896585379495910083665305566517661868779708968225046922557319609795113978657501241402930283864525304352228495378418858205890728204158970875892770632108764193722311184223919870264524128529369917033989044978309910181440931082886364858882710210973712409279215200394656771726619768686916380472150535024270165678702496547385110933654497157583360681708554549641291044111230787328359834124137046220281189150049806816817370812988235807875947689945647493521247084193821356320171855688297323988957781335031413486080447709502631054737281229985586801212423718589596473230891925721836865398841446630439472035572434854227923477941561041372816344955923212961991370157148715752939636802598960414067121321986743240498463365161629578560583811739728173100450562075661647922528535872224705671053399982716547145059397912156330982474798852378785119715627552606114954748917293254512739560646866097075797676089963804451376138340308187619971964192752225809585951029359127901524172268152832357003919354622033828366871326041273344105847054144422457249324588667604762108345745202741569519357380675099569356319286906067840543875179475437610536244643828398509216082667341325135429289105578800550338661344601126922973419083651547075926935233620560864878544770011450869723050112960198473274364440581375272134601243157171502445031063631952314695811204849268182943195159664905398657677785961928707019197290012701230637405187243302203355169063545576664074310607105340107151383739578140566062291879036906734186389770318572474742256098403190702269643637846601881683035879181986985142729039890118716138725156238658780041401868558236242386487513635214212878287109927198870267785552442769802985939
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 14 of the certificate chain of a 1,919-digit prime (149 intermediate primes).

Certified number1,919-digit prime
Certificatedownload
Certificate chainshow step 14 of 149

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080352505 --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":1100000009080352505},"decimal":true,"detail":2}}'