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 #1100000009058005246 878 digits created 2026-08-08

Value

12201900324556469874575917017096219849310510601512422216888533857668236668435870791291783606033881683366000559383502031278515478915969889809794248014975475093091766564528924541057464327508311096988226397118156120290737484924594204466042474455005184489177131123585973969637154431069403036070275616404148413608845809083352791660129415677048833293575190541204912181198597581232646656946851788208131954339905763822702108478247637075243609822619235669671420061454705773556507838006243480827453618281018344774430598863117887755872537311597094787168875559497118178946999174001222634968528971484885428945604271767058427437937867487916125398937642216678197825113666197357660407726611435524371760419583494422176936124585180128394665351346594679749190704902605523364394898242063008470339168846813539602231913784382630511270592687295346986757127275725281336718518563929563596045135912733431
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 68 of the certificate chain of a 1,678-digit prime (135 intermediate primes).

Certified number1,678-digit prime
Certificatedownload
Certificate chainshow step 68 of 135

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009058005246 --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":1100000009058005246},"decimal":true,"detail":2}}'