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 9 sequence of
44
Term #2 of the Inverse home prime · Base 2 sequence of
565
Term #1 of the Inverse home prime · Base 4 sequence of
909
Term #3 of the Inverse home prime · Base 6 sequence of
529
Term #1 of the Inverse home prime · Base 9 sequence of
362
Term #1 of the Inverse home prime · Base 11 sequence of
195
Term #1 of the Home prime · Base 12 sequence of
517
Term #1 of the Home prime · Base 22 sequence of
537
Term #1 of the Home prime · Base 24 sequence of
874
Term #1 of the Home prime · Base 27 sequence of
346
Term #1 of the Home prime · Base 28 sequence of
28
Term #2 of the Aliquot variants · Augmented · σ(n) − n + 1 sequence of
1152
Term #1 of the Inverse home prime · Base 24 sequence of
1541
Term #2 of the Conway climb · Base 6 sequence of
1010
Term #1 of the Conway climb · Base 9 sequence of
44
Term #1 of the Conway climb · Base 12 sequence of
517
Term #1 of the Conway climb · Base 22 sequence of
537
Term #1 of the Conway climb · Base 24 sequence of
874
Term #1 of the Conway climb · Base 27 sequence of
346
Term #1 of the Conway climb · Base 28 sequence of
28
Term #1 of the Prime-stopping maps · σ(n) − 1 until a prime sequence of
938
Term #1 of the Mid-divisor concatenation · Base 3 sequence of
1038
Term #1 of the Mid-divisor concatenation · Base 8 sequence of
775
Term #1 of the Mid-divisor concatenation · Base 10 sequence of
496
Is factor of
From the command linefdb · curl
fdb
fdb number '1631' --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":"1631"},"decimal":false,"detail":2}}'