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 #1100000008675871942 596 digits created 2026-03-10

Value

55781581323558429809238818057752986747882951114002491283960447495153607638184553660172592992557808695207256192948793556686108707191192146392325283442161066222020420387527987197816878297950990527301899739589667219995388759685129548638927935976855289520912582832278875909623526428590464608444888395963637945784473088370812991999881505291186701713370164446239119408921699208390366316746456561346296940714278937894777989142240677921441473854837592209305448614482243554171869059464874261987016262852109746584601677094481792711369840929049763432535422766984254005965856748233722103698430558911363295497
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 61 of the certificate chain of a 1,141-digit prime (123 intermediate primes).

Certified number1,141-digit prime
Certificatedownload
Certificate chainshow step 61 of 123

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008675871942 --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":1100000008675871942},"decimal":true,"detail":2}}'