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 5 digits
↪
Term #1 of the Home prime · Base 10 sequence of 2899 · 5 terms
Term #2 of the Inverse home prime · Base 6 sequence of 649 · 6 terms
Term #1 of the Inverse home prime · Base 9 sequence of 652 · 40 terms
Term #2 of the Home prime · Base 16 sequence of 1115 · 35 terms
Term #1 of the Home prime · Base 15 sequence of 6747 · 23 terms
Term #1 of the Home prime · Base 18 sequence of 3118 · 4 terms
Term #1 of the Home prime · Base 26 sequence of 7201 · 23 terms
Term #1 of the Inverse home prime · Base 20 sequence of 1983 · 17 terms
Term #1 of the Inverse home prime · Base 36 sequence of 4037 · 6 terms
Term #3 of the Conway climb · Base 10 sequence of 1322 · 7 terms
Term #1 of the Conway climb · Base 15 sequence of 6747 · 14 terms
Term #2 of the Conway climb · Base 16 sequence of 2669 · 19 terms
Term #1 of the Conway climb · Base 18 sequence of 3118 · 8 terms
Term #1 of the Conway climb · Base 26 sequence of 7201 · 5 terms
Term #4 of the Prime-stopping maps · σ(n) − 1 until a prime sequence of 3810 · 5 terms
Term #1 of the Distinct-prime home prime · Base 10 sequence of 2899 · 5 terms
Term #1 of the Second-class home prime · Base 10 sequence of 5798 · 2 terms
Term #1 of the Second-class home prime · Base 16 sequence of 3006 · 2 terms
Term #2 of the Mid-divisor concatenation · Base 2 sequence of 4554 · 8 terms
Term #1 of the Mid-divisor concatenation · Base 3 sequence of 5454 · 2 terms
Term #1 of the Mid-divisor concatenation · Base 10 sequence of 2899 · 8 terms
Term #3 of the Mid-divisor concatenation · Base 16 sequence of 1832 · 9 terms
Is factor of
From the command linefdb · curl
fdb
fdb number '13223' --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":"13223"},"decimal":false,"detail":2}}'