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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 #1100000008678210486 1,776 digits created 2026-03-11

Value

232480717246907964252531699830461073698591314198301684811917434470817237104635874695115066764012507065483006638199962234570428172921009295101532916679743359117961045029258454725129566529806817211682858033475743834044293574733835674260324481189108023868605198885138762608618760170358175080863099381075675853234023381741730329767739360486269582661414727526789391629664240020430374599082756758744849115394063693291973470448872770787582489907563965257608887550944921690208466692463749996716714637674778551091255093142887544806627805031650565242213534274229573442440008626623372290268909321815366371316300953872704005375537632797305864318808761818889569429856378335901919471172867413746273743158518478574514404498453050013570630170966673598187736704511743241945219963601655630557613812904448767667595084017233197214671301446206857204880033550311799959881520012081326788825092018199337230163232675207429353546621090381283242683061898885622666380064507345441882981425915347431194244284620892576199645320585066820806525468384435459698986029934152927998784066982553614805816285845468019564604430106702100273314385824165698845383302353283441608080948508452436407010820480224361027580800212386890199215761030435925952347622453496863388071553080490523821618332298215707747101483317640714631775816051470574399513931513336715937747862934793013455343078986972871301938490175924632339823479325683130662997664785499320748507690755706639023042502236594239763142984586620746148189791790967418054849144174594628503580051975466157328347397377370741356291549561337043193882316307012483960032470831132333780760111596859336431936789182446330742822138189259813019397812658437533802541048833679650792434488822201944283049565738926181307838653252461291806508017669881456040752769929118744695731639294761
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 7 of the certificate chain of a 1,843-digit prime (185 intermediate primes).

Certified number1,843-digit prime
Certificatedownload
Certificate chainshow step 7 of 185

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008678210486 --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":1100000008678210486},"decimal":true,"detail":2}}'