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 #5 of the aliquot sequence of
3228
Term #2 of the Home prime · Base 3 sequence of
1819
Term #1 of the Home prime · Base 19 sequence of
2786
Term #1 of the Home prime · Base 21 sequence of
4699
Term #1 of the Home prime · Base 31 sequence of
1819
Term #1 of the Inverse home prime · Base 15 sequence of
1387
Term #1 of the Inverse home prime · Base 17 sequence of
4835
Term #4 of the Conway climb · Base 3 sequence of
126
Term #1 of the Conway climb · Base 19 sequence of
2786
Term #1 of the Conway climb · Base 21 sequence of
4699
Term #1 of the Conway climb · Base 31 sequence of
1819
Term #2 of the Distinct-prime home prime · Base 3 sequence of
1819
Term #5 of the Second-class home prime · Base 3 sequence of
5532
Term #3 of the Mid-divisor concatenation · Base 3 sequence of
4633
Is factor of
From the command linefdb · curl
fdb
fdb number '16444' --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":"16444"},"decimal":false,"detail":2}}'