FF · Fully factored
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.
↪
Term #6 of the aliquot sequence of
60
Term #2 of the Home prime · Base 19 sequence of
26
Term #1 of the Home prime · Base 21 sequence of
33
Term #1 of the Home prime · Base 23 sequence of
15
Term #1 of the Home prime · Base 36 sequence of
4
Term #1 of the Aliquot variants · Unitary · σ*(n) − n sequence of
70
Term #1 of the Aliquot variants · Bi-unitary · σ**(n) − n sequence of
70
Term #1 of the Aliquot variants · Infinitary · σ∞(n) − n sequence of
70
Term #1 of the Inverse home prime · Base 24 sequence of
6
Term #1 of the Inverse home prime · Base 36 sequence of
4
Term #2 of the Conway climb · Base 19 sequence of
26
Term #1 of the Conway climb · Base 21 sequence of
33
Term #1 of the Conway climb · Base 23 sequence of
15
Term #1 of the Conway climb · Base 24 sequence of
9
Term #1 of the Conway climb · Base 34 sequence of
64
Term #1 of the Conway climb · Base 35 sequence of
16
Term #1 of the Conway climb · Base 36 sequence of
4
Is factor of
From the command linefdb · curl
fdb
fdb number '74' --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":"74"},"decimal":false,"detail":2}}'