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 #1100000009047546200 517 digits created 2026-08-05

Value

1047413155041893874689867980715140585270460985202674232974926290241708528936137446018060329129926883407410707353916724784377282091337686279606851898019034772016573982304030081633930335405518849676488104756250427799332405391871616108786812111843092695496967759616141093607314523566976598680401621140216037156416409450680097389978445833385757679051846178625423942698429964625524931878939210490301189638241130018663254642989874204287506798072667767424011543068231250190502094616619361260730097576657088500260433064116237
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 85 of the certificate chain of a 1,461-digit prime (122 intermediate primes).

Certified number1,461-digit prime
Certificatedownload
Certificate chainshow step 85 of 122

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009047546200 --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":1100000009047546200},"decimal":true,"detail":2}}'