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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 #1100000009059673934 1,625 digits created 2026-08-09

Value

18153527055529467010939538746083322115165391647181634676238065106944017892500452312412874814467045857397395694199052802983215050899317739079554691961757858832801274679217038638260049586879878872055854791672376317825521850907432468989907898161777999276994240754035067290546716119738188036956327152486007658359855668046098794927768050502448736129024212941805857112530483380730088111127238878306724957722067670701404707115871951413220211667984852341049186525542068021885740329094940730904677627846518030008334407627732555564561488607970361361347500853753453795513791029095429536764412212663458857802160287669322816881987143938255881792635640338264454388963034938629166113337982527697270275940896071173271394624952057485516863096572720057059016752075679295922950915766257705586713279851514715632054704975366039883294255812243530564748098565809849170142704110619261992434480093343252130358580712880808185051670304149272132797221473603214696013470369838214642614926841651317684871550799968425621877250590392478156474922896259494770631345789814538520256664905751897788071310490771517485780018228863249044454831019088337034146330698882189881399385154867581049251748649651153893528293763596642735858595800352836035853652269166114376178414786995625331750138733018465339315885549099188326131533057541970817755756670785051640659869885211472235945695544977206338472065875188465223046372856243141367557297460695796106383853653219529627862932791124197628208395879709520816639628345024554592455287726774489297717783733964951478409057044022336479286689572810837598422933061826626457966273074518935807522822742788868815345966343255770986419321
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 69 of the certificate chain of a 2,555-digit prime (187 intermediate primes).

Certified number2,555-digit prime
Certificatedownload
Certificate chainshow step 69 of 187

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009059673934 --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":1100000009059673934},"decimal":true,"detail":2}}'