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.

FF · Fully factored
below threshold 4 digits
↪
Term #13 of the aliquot sequence of 2400 · 14 terms
Term #1 of the Home prime · Base 6 sequence of 981 · 8 terms
Term #1 of the Home prime · Base 11 sequence of 705 · 50 terms
Term #1 of the Home prime · Base 13 sequence of 502 · 20 terms
Term #1 of the Home prime · Base 14 sequence of 3151 · 5 terms
Term #1 of the Home prime · Base 36 sequence of 2271 · 8 terms
Term #1 of the Inverse home prime · Base 14 sequence of 3641 · 5 terms
Term #1 of the Inverse home prime · Base 22 sequence of 633 · 3 terms
Term #1 of the Inverse home prime · Base 24 sequence of 2509 · 4 terms
Term #1 of the Conway climb · Base 6 sequence of 2271 · 8 terms
Term #1 of the Conway climb · Base 11 sequence of 705 · 22 terms
Term #1 of the Conway climb · Base 13 sequence of 502 · 15 terms
Term #1 of the Conway climb · Base 14 sequence of 3151 · 5 terms
Term #1 of the Conway climb · Base 36 sequence of 2271 · 8 terms
Term #1 of the Mid-divisor concatenation · Base 3 sequence of 1626 · 4 terms
Term #1 of the Mid-divisor concatenation · Base 16 sequence of 666 · 38 terms
Is factor of
From the command linefdb · curl
fdb
fdb number '4645' --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":"4645"},"decimal":false,"detail":2}}'