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
below threshold 5 digits
↪
Term #1 of the aliquot sequence of 138639 · 2 terms
Term #1 of the Home prime · Base 3 sequence of 16219 · 2 terms
Term #1 of the Home prime · Base 9 sequence of 16219 · 2 terms
Term #1 of the Home prime · Base 10 sequence of 3965 · 2 terms
Term #1 of the Home prime · Base 12 sequence of 12490 · 2 terms
Term #1 of the Home prime · Base 24 sequence of 4947 · 2 terms
Term #1 of the Home prime · Base 26 sequence of 30406 · 2 terms
Term #1 of the Home prime · Base 28 sequence of 14914 · 2 terms
Term #1 of the Inverse home prime · Base 23 sequence of 388 · 2 terms
Term #1 of the Inverse home prime · Base 29 sequence of 244 · 2 terms
Term #1 of the Conway climb · Base 10 sequence of 3965 · 2 terms
Term #1 of the Conway climb · Base 12 sequence of 12490 · 2 terms
Term #1 of the Conway climb · Base 24 sequence of 4947 · 2 terms
Term #1 of the Conway climb · Base 26 sequence of 30406 · 2 terms
Term #1 of the Conway climb · Base 28 sequence of 14914 · 2 terms
Term #1 of the Conway climb · Base 29 sequence of 15842 · 2 terms
Term #1 of the Distinct-prime home prime · Base 10 sequence of 3965 · 2 terms
Term #1 of the Second-class home prime · Base 3 sequence of 32438 · 2 terms
Term #1 of the Second-class home prime · Base 10 sequence of 7930 · 2 terms
Term #2 of the Second-class home prime · Base 16 sequence of 50620 · 3 terms
Term #2 of the Mid-divisor concatenation · Base 3 sequence of 17701 · 3 terms
Term #1 of the Mid-divisor concatenation · Base 10 sequence of 6805 · 2 terms
Is factor of

Primality

Verified directlyproven prime

Checked deterministically (below 300 digits).

From the command linefdb · curl
fdb
fdb number '51361' --detail 2
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"expr":"51361"},"decimal":false,"detail":2}}'