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 #1 of the Home prime · Base 10 sequence of 314 · 3 terms
Term #1 of the Inverse home prime · Base 2 sequence of 1345 · 2 terms
Term #1 of the Inverse home prime · Base 5 sequence of 862 · 16 terms
Term #3 of the Inverse home prime · Base 6 sequence of 267 · 48 terms
Term #1 of the Inverse home prime · Base 8 sequence of 1345 · 2 terms
Term #1 of the Home prime · Base 20 sequence of 595 · 26 terms
Term #1 of the Home prime · Base 32 sequence of 78 · 24 terms
Term #1 of the Inverse home prime · Base 20 sequence of 1819 · 6 terms
Term #1 of the Inverse home prime · Base 32 sequence of 871 · 3 terms
Term #1 of the Conway climb · Base 10 sequence of 314 · 3 terms
Term #1 of the Conway climb · Base 20 sequence of 595 · 6 terms
Term #1 of the Conway climb · Base 32 sequence of 78 · 13 terms
Term #1 of the Distinct-prime home prime · Base 10 sequence of 314 · 3 terms
Term #1 of the Distinct-prime home prime, descending · Base 2 sequence of 1345 · 2 terms
Term #1 of the Distinct-prime home prime, descending · Base 8 sequence of 1345 · 2 terms
Term #1 of the Second-class home prime · Base 10 sequence of 628 · 2 terms
Term #4 of the Mid-divisor concatenation · Base 2 sequence of 364 · 8 terms
Term #3 of the Mid-divisor concatenation · Base 8 sequence of 364 · 5 terms
Term #1 of the Mid-divisor concatenation · Base 10 sequence of 314 · 3 terms
Term #1 of the Mid-divisor concatenation · Base 16 sequence of 872 · 3 terms
Is factor of
From the command linefdb · curl
fdb
fdb number '2157' --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":"2157"},"decimal":false,"detail":2}}'