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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 #1100000009067366668 960 digits created 2026-08-10

Value

122529231268690805420678785569223692947143504766520298924005248992616657111785603390473622340182686572441622770738151749024004722141495404944411882744471853418336346407503587713515511168391280334465560657469544559272304155579027704661928276593645885827875874152325662861439664905441868156236541111050776501786458751167410221836000679765117589761906729441589323279259200556002303142142287853533316468755368727182489435640552829138213008530516660521322489868918060178099746268419890957484811244849408520596322926372089520388171972709544192711619939276908535332135496073266910350174590293683541146541126709393061083591555776098055402204656288424703031932696267459174337239525586872792204630015226388851044996674190246365383362688457107987633981274239315388186236304273861884309408087415824734522803567113780238547060735329586217994226051282389019675879736425853937985593606550424552002653167410668379542631831613738647465340333041835447880535352358278940382907549
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 141 of the certificate chain of a 2,925-digit prime (209 intermediate primes).

Certified number2,925-digit prime
Certificatedownload
Certificate chainshow step 141 of 209

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009067366668 --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":1100000009067366668},"decimal":true,"detail":2}}'