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 2 sequence of 8238 · 2 terms
Term #5 of the Home prime · Base 4 sequence of 662 · 8 terms
Term #1 of the Inverse home prime · Base 2 sequence of 19409 · 2 terms
Term #1 of the Inverse home prime · Base 4 sequence of 10817 · 2 terms
Term #1 of the Inverse home prime · Base 7 sequence of 7305 · 32 terms
Term #1 of the Inverse home prime · Base 8 sequence of 10817 · 5 terms
Term #1 of the Home prime · Base 20 sequence of 15802 · 15 terms
Term #2 of the Home prime · Base 32 sequence of 6013 · 19 terms
Term #1 of the Inverse home prime · Base 16 sequence of 19409 · 18 terms
Term #1 of the Inverse home prime · Base 26 sequence of 6433 · 6 terms
Term #1 of the Inverse home prime · Base 28 sequence of 14501 · 17 terms
Term #3 of the Conway climb · Base 2 sequence of 3238 · 8 terms
Term #6 of the Conway climb · Base 4 sequence of 100 · 14 terms
Term #1 of the Conway climb · Base 20 sequence of 15802 · 18 terms
Term #2 of the Conway climb · Base 32 sequence of 6013 · 20 terms
Term #1 of the Distinct-prime home prime · Base 2 sequence of 8238 · 5 terms
Term #1 of the Distinct-prime home prime, descending · Base 2 sequence of 19409 · 2 terms
Term #1 of the Distinct-prime home prime, descending · Base 8 sequence of 10817 · 5 terms
Term #1 of the Distinct-prime home prime, descending · Base 16 sequence of 19409 · 19 terms
Term #1 of the Second-class home prime · Base 2 sequence of 16476 · 2 terms
Term #3 of the Mid-divisor concatenation · Base 2 sequence of 7322 · 12 terms
Term #1 of the Mid-divisor concatenation · Base 8 sequence of 16054 · 5 terms
Term #2 of the Mid-divisor concatenation · Base 16 sequence of 914 · 7 terms
Is factor of
From the command linefdb · curl
fdb
fdb number '23901' --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":"23901"},"decimal":false,"detail":2}}'