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 #1100000009043400852 411 digits created 2026-08-03

Value

185332583793819154201131716558192766124518973589430884547873160083955683820896627014706734160364741201935641425499678019211908138764520319803340545826542794841551398566210147167704296185007645706694067320699375812766595736117513978016885644036701298738365405601223255321734409929979716308156325844123105110209183040738448358991956767809371757707104017385199521435680403149520073791408391663990570519124966860641
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 77 of the certificate chain of a 1,359-digit prime (108 intermediate primes).

Certified number1,359-digit prime
Certificatedownload
Certificate chainshow step 77 of 108

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009043400852 --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":1100000009043400852},"decimal":true,"detail":2}}'