factordbrpc · fdb
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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 #1100000008946988316 1,748 digits created 2026-07-07

Value

81791697462534921742030372290436854920606858005107497402238065028779291071446666347415713488976885287370424233891874434623442556918682312094052372388255188554004348296837519839762880927163457977080573101726830570109122258015499760671364285255232205545078421816734223857190485503357237180761064867328783281296830526503562961468909283809769235151101717610627662522099557421255647934265647168078794803622578656523051120015160364021658966160022882429198945669060430957865465316944324834480713307799700292924464694581261167146458616474466424594415753932315461710743761874234334241266388821386893299501211563266780007007149757616435850197205665130736976805443166550306054952676047578821229532314801348477836334118695414529177544982061673739882175626537929008213341373334217958458616787592114532421569726642555118004318499030743523253784099817277602164239408273809775812691025742345977286986628404262934476819504304402724285642285006903973725742306784024472765091376782049797094849529808503447171633508537202965452488033916572478122390679448821547109713150725927476188026486511616661899269586214343400086484892296792602936187538527031338322812112481921012289680321965912256441494486790616803530136734490307229601581206948622315557898486908611482291606862930304496355212267839648515486675607048099722111089602463266784677782633279542768309099344511768682269206930244967462517885563376753801140522318642167145215864182936765487822328711485381944076682566934822190805394396767867073678477702795046979721573591464305843293707797901556594469349440974948312273580518190634426623755836498698871438805727231085629351364180576264608347725671586784025512004527756913831473162838178023842789463773609816271762217528673412256247599514130668218604079167191902455904091
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 63 of the certificate chain of a 2,616-digit prime (190 intermediate primes).

Certified number2,616-digit prime
Certificatedownload
Certificate chainshow step 63 of 190

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008946988316 --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":1100000008946988316},"decimal":true,"detail":2}}'