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 aliquot sequence of
229015
Term #1 of the Home prime · Base 4 sequence of
6942
Term #2 of the Home prime · Base 6 sequence of
1060
Term #1 of the Home prime · Base 11 sequence of
5013
Term #1 of the Home prime · Base 12 sequence of
14002
Term #3 of the Home prime · Base 16 sequence of
185
Term #1 of the Home prime · Base 18 sequence of
29353
Term #1 of the Home prime · Base 24 sequence of
21003
Term #1 of the Home prime · Base 30 sequence of
40969
Term #1 of the Home prime · Base 36 sequence of
19277
Term #1 of the Aliquot variants · Quasi · σ(n) − n − 1 sequence of
38106
Term #1 of the Inverse home prime · Base 20 sequence of
31499
Term #1 of the Inverse home prime · Base 21 sequence of
10355
Term #1 of the Inverse home prime · Base 22 sequence of
15421
Term #1 of the Inverse home prime · Base 28 sequence of
7015
Term #1 of the Inverse home prime · Base 34 sequence of
29233
Term #1 of the Conway climb · Base 4 sequence of
6942
Term #2 of the Conway climb · Base 6 sequence of
1060
Term #1 of the Conway climb · Base 11 sequence of
8103
Term #1 of the Conway climb · Base 12 sequence of
14002
Term #3 of the Conway climb · Base 16 sequence of
185
Term #1 of the Conway climb · Base 18 sequence of
29353
Term #1 of the Conway climb · Base 24 sequence of
21003
Term #1 of the Conway climb · Base 25 sequence of
2691
Term #1 of the Conway climb · Base 30 sequence of
40969
Term #1 of the Conway climb · Base 36 sequence of
19277
Term #3 of the Distinct-prime home prime · Base 16 sequence of
185
Term #3 of the Second-class home prime · Base 10 sequence of
25220
Term #2 of the Second-class home prime · Base 16 sequence of
2704
Term #2 of the Mid-divisor concatenation · Base 3 sequence of
11931
Is factor of
Primality
Verified directlyproven prime
Checked deterministically (below 300 digits).
From the command linefdb · curl
fdb
fdb number '48473' --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":"48473"},"decimal":false,"detail":2}}'