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.
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Term #13 of the aliquot sequence of
23016
Term #1 of the Home prime · Base 7 sequence of
2780
Term #1 of the Inverse home prime · Base 2 sequence of
20134
Term #3 of the Inverse home prime · Base 4 sequence of
104
Term #1 of the Inverse home prime · Base 7 sequence of
33661
Term #1 of the Home prime · Base 23 sequence of
11307
Term #1 of the Home prime · Base 29 sequence of
34921
Term #3 of the Aliquot variants · Bi-unitary · σ**(n) − n sequence of
35168
Term #1 of the Conway climb · Base 7 sequence of
2780
Term #1 of the Conway climb · Base 23 sequence of
11307
Term #1 of the Conway climb · Base 29 sequence of
34921
Term #1 of the Distinct-prime home prime, descending · Base 2 sequence of
20134
Term #1 of the Mid-divisor concatenation · Base 3 sequence of
28875
Is factor of
From the command linefdb · curl
fdb
fdb number '40270' --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":"40270"},"decimal":false,"detail":2}}'