P · Proven prime
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 Inverse home prime · Base 8 sequence of
793
Term #1 of the Inverse home prime · Base 9 sequence of
90
Term #1 of the Home prime · Base 12 sequence of
174
Term #1 of the Home prime · Base 14 sequence of
3667
Term #1 of the Home prime · Base 33 sequence of
1311
Term #1 of the Home prime · Base 34 sequence of
1347
Term #1 of the Inverse home prime · Base 14 sequence of
2717
Term #1 of the Inverse home prime · Base 24 sequence of
815
Term #1 of the Conway climb · Base 3 sequence of
3625
Term #1 of the Conway climb · Base 9 sequence of
3625
Term #1 of the Conway climb · Base 12 sequence of
90
Term #1 of the Conway climb · Base 14 sequence of
3667
Term #1 of the Conway climb · Base 33 sequence of
1311
Term #1 of the Conway climb · Base 34 sequence of
1347
Term #1 of the Distinct-prime home prime, descending · Base 8 sequence of
793
Is factor of
Primality
Verified directlyproven prime
Checked deterministically (below 300 digits).
From the command linefdb · curl
fdb
fdb number '3917' --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":"3917"},"decimal":false,"detail":2}}'