factordbrpc · fdb
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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.

FF · Fully factored
below threshold 5 digits
↪
Term #1 of the Home prime · Base 3 sequence of 3740 · 16 terms
Term #3 of the Home prime · Base 6 sequence of 6537 · 4 terms
Term #2 of the Inverse home prime · Base 2 sequence of 11529 · 5 terms
Term #1 of the Inverse home prime · Base 3 sequence of 25084 · 4 terms
Term #1 of the Inverse home prime · Base 4 sequence of 23787 · 2 terms
Term #3 of the Inverse home prime · Base 6 sequence of 2779 · 37 terms
Term #1 of the Inverse home prime · Base 8 sequence of 43169 · 2 terms
Term #1 of the Home prime · Base 26 sequence of 11157 · 19 terms
Term #1 of the Home prime · Base 29 sequence of 15338 · 5 terms
Term #1 of the Home prime · Base 30 sequence of 2588 · 3 terms
Term #3 of the Home prime · Base 36 sequence of 16777 · 13 terms
Term #1 of the Aliquot variants · Quasi · σ(n) − n − 1 sequence of 22176 · 2 terms
Term #2 of the Inverse home prime · Base 12 sequence of 13283 · 10 terms
Term #1 of the Inverse home prime · Base 24 sequence of 51313 · 5 terms
Term #2 of the Conway climb · Base 3 sequence of 1212 · 32 terms
Term #3 of the Conway climb · Base 6 sequence of 6537 · 4 terms
Term #1 of the Conway climb · Base 26 sequence of 11157 · 18 terms
Term #1 of the Conway climb · Base 29 sequence of 15338 · 16 terms
Term #1 of the Conway climb · Base 30 sequence of 2588 · 3 terms
Term #3 of the Conway climb · Base 36 sequence of 16777 · 13 terms
Term #2 of the Prime-stopping maps · σ(n) − 1 until a prime sequence of 13448 · 15 terms
Term #2 of the Second-class home prime · Base 3 sequence of 5514 · 3 terms
Term #1 of the Mid-divisor concatenation · Base 2 sequence of 31077 · 9 terms
Term #1 of the Mid-divisor concatenation · Base 8 sequence of 13970 · 6 terms
Is factor of
From the command linefdb · curl
fdb
fdb number '56447' --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":"56447"},"decimal":false,"detail":2}}'