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 #2 of the Home prime · Base 3 sequence of 1241 · 5 terms
Term #2 of the Home prime · Base 6 sequence of 477 · 11 terms
Term #2 of the Home prime · Base 9 sequence of 1241 · 29 terms
Term #1 of the Inverse home prime · Base 9 sequence of 690 · 4 terms
Term #1 of the Home prime · Base 18 sequence of 986 · 15 terms
Term #1 of the Home prime · Base 20 sequence of 2402 · 30 terms
Term #2 of the Home prime · Base 30 sequence of 174 · 4 terms
Term #2 of the Home prime · Base 36 sequence of 2103 · 5 terms
Term #1 of the Aliquot variants · Quasi · σ(n) − n − 1 sequence of 15198 · 2 terms
Term #1 of the Inverse home prime · Base 12 sequence of 7165 · 3 terms
Term #1 of the Inverse home prime · Base 18 sequence of 1537 · 23 terms
Term #1 of the Conway climb · Base 3 sequence of 4640 · 4 terms
Term #2 of the Conway climb · Base 6 sequence of 1431 · 11 terms
Term #2 of the Conway climb · Base 9 sequence of 1529 · 23 terms
Term #1 of the Conway climb · Base 18 sequence of 986 · 22 terms
Term #1 of the Conway climb · Base 20 sequence of 2402 · 7 terms
Term #2 of the Conway climb · Base 30 sequence of 174 · 4 terms
Term #2 of the Conway climb · Base 36 sequence of 2103 · 5 terms
Term #1 of the Distinct-prime home prime · Base 3 sequence of 4669 · 4 terms
Term #1 of the Second-class home prime · Base 3 sequence of 2900 · 2 terms
Term #2 of the Mid-divisor concatenation · Base 3 sequence of 4587 · 14 terms
Is factor of
From the command linefdb · curl
fdb
fdb number '17201' --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":"17201"},"decimal":false,"detail":2}}'