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 #1100000009042948810 492 digits created 2026-08-03

Value

159448105251726220709389884636182204836042642922547798484038895040170590384697826251511763172670066039114352287811039734032042995207133133714850123374697516774379531788218195783237055032809905648817550549380367661449624453054682357547197138599597216589396165602975519637683001552434387446181016019287316499103291333801940246518799537561853396875063494018168069523447000169527628188029237517116350367013199013539024372043457837818081387775365746072653442528547210729247110353512150151087572069
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 76 of the certificate chain of a 1,339-digit prime (116 intermediate primes).

Certified number1,339-digit prime
Certificatedownload
Certificate chainshow step 76 of 116

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009042948810 --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":1100000009042948810},"decimal":true,"detail":2}}'