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 #1100000008676651866 411 digits created 2026-03-10

Value

244974288319871095614612814355501002022358712829663546523561235704951923775952922688835170329540351778382027550347696165160814121933979881798479124518445289281357267709479965234196048789758126450075256155489003701094901548324028466432004013895229348637913264339472268929228872013915398016242621973055498706902956111623681485319627666036850027251447973654814804106979595669428198836404777347491089915449320163353
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 196 of the certificate chain of a 2,930-digit prime (225 intermediate primes).

Certified number2,930-digit prime
Certificatedownload
Certificate chainshow step 196 of 225

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008676651866 --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":1100000008676651866},"decimal":true,"detail":2}}'