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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 #1100000008680031241 1,684 digits created 2026-03-12

Value

4840793628349617982871121215986980885727461336145534045544563510527461280026951282634474584468483482845341903516032728431252647510064376465656451635741670708883986175819337412463373815000566604001416385474969598630951768276659221105524409562877285590092441285121070737140058011127082087931381903712819254930251136352548999797415507427905866890741119474783724418427187758134728118852482052648872490894427868994511213128191578156510441913477309296339500196147591916347377600259686622003102988105445579348370686757341949789010558315365615476838026358570141261108425248693131149889287551779542895667842812086509194572666822655723519957701686571527785932403149930808021001339183170809419391074391510900202674382312677157247335228900630944171410043434758238621595060482965479182177472508960733893226310530807879272243828136146286946688950975762551202952380403324604841263426145873276189895170696862762822532967535224270994196975705433245228692601456506083778549483712428625283759623307590599220830868575163259010013163023172353445526103289028777407355838676522765056660048832590167264011852518859013098380153536890782629259731827653285291045741958340128786314232804881239725428464127556291293044643967137954445931748968028955237909397506119124991787732845387858721262288640722805525781541807518367799189917801327900567673783686879671175146197497364930090586590806258985541071027215515406703359254673609720065406637805038490755988521886946411427585712695224361965903367456809945248015524903634476479784471165211335626468105437545667374555646616451168744175707841716234247774164263598768672378751571898315911072219396509968878747429426571321326475398068458881013771486790090841218334850784301
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 30 of the certificate chain of a 1,975-digit prime (206 intermediate primes).

Certified number1,975-digit prime
Certificatedownload
Certificate chainshow step 30 of 206

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008680031241 --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":1100000008680031241},"decimal":true,"detail":2}}'