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 #1 of the Home prime · Base 2 sequence of
9830
Term #1 of the Home prime · Base 3 sequence of
4323
Term #1 of the Home prime · Base 9 sequence of
5553
Term #1 of the Home prime · Base 10 sequence of
1948
Term #1 of the Inverse home prime · Base 3 sequence of
6925
Term #1 of the Inverse home prime · Base 9 sequence of
6925
Term #1 of the Home prime · Base 22 sequence of
892
Term #1 of the Home prime · Base 34 sequence of
9937
Term #1 of the Aliquot variants · Augmented · σ(n) − n + 1 sequence of
19220
Term #1 of the Aliquot variants · Quasi · σ(n) − n − 1 sequence of
12792
Term #1 of the Inverse home prime · Base 12 sequence of
20603
Term #3 of the Inverse home prime · Base 15 sequence of
539
Term #1 of the Inverse home prime · Base 18 sequence of
6245
Term #1 of the Inverse home prime · Base 34 sequence of
8593
Term #1 of the Conway climb · Base 2 sequence of
9830
Term #1 of the Conway climb · Base 3 sequence of
4323
Term #1 of the Conway climb · Base 8 sequence of
20125
Term #1 of the Conway climb · Base 9 sequence of
16659
Term #1 of the Conway climb · Base 10 sequence of
1948
Term #1 of the Conway climb · Base 22 sequence of
892
Term #1 of the Conway climb · Base 34 sequence of
9937
Term #1 of the Prime-stopping maps · σ(n) − 1 until a prime sequence of
11238
Term #1 of the Distinct-prime home prime · Base 2 sequence of
9830
Term #1 of the Distinct-prime home prime · Base 3 sequence of
4323
Term #1 of the Second-class home prime · Base 2 sequence of
19660
Term #1 of the Second-class home prime · Base 3 sequence of
8646
Term #1 of the Second-class home prime · Base 10 sequence of
3896
Term #3 of the Mid-divisor concatenation · Base 2 sequence of
4620
Term #5 of the Mid-divisor concatenation · Base 3 sequence of
2261
Term #1 of the Mid-divisor concatenation · Base 10 sequence of
10714
Is factor of
From the command linefdb · curl
fdb
fdb number '22487' --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":"22487"},"decimal":false,"detail":2}}'