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.
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See the expression syntax & functions reference.
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Term #1 of the aliquot sequence of
219425
Term #1 of the Home prime · Base 2 sequence of
29037
Term #2 of the Home prime · Base 3 sequence of
17067
Term #1 of the Home prime · Base 4 sequence of
29037
Term #1 of the Home prime · Base 7 sequence of
2511
Term #1 of the Home prime · Base 10 sequence of
44155
Term #1 of the Home prime · Base 12 sequence of
34718
Term #1 of the Home prime · Base 20 sequence of
1519
Term #2 of the Home prime · Base 22 sequence of
9542
Term #1 of the Home prime · Base 28 sequence of
1178
Term #1 of the Home prime · Base 30 sequence of
3310
Term #1 of the Aliquot variants · Augmented · σ(n) − n + 1 sequence of
30450
Term #3 of the Conway climb · Base 2 sequence of
14111
Term #2 of the Conway climb · Base 3 sequence of
17067
Term #3 of the Conway climb · Base 4 sequence of
3155
Term #1 of the Conway climb · Base 10 sequence of
44155
Term #1 of the Conway climb · Base 12 sequence of
34718
Term #2 of the Conway climb · Base 22 sequence of
9542
Term #1 of the Conway climb · Base 28 sequence of
1178
Term #1 of the Conway climb · Base 30 sequence of
3310
Term #1 of the Distinct-prime home prime · Base 2 sequence of
29037
Term #1 of the Distinct-prime home prime · Base 10 sequence of
44155
Term #1 of the Second-class home prime · Base 2 sequence of
58074
Term #3 of the Second-class home prime · Base 3 sequence of
16002
Term #3 of the Second-class home prime · Base 10 sequence of
12780
Term #3 of the Mid-divisor concatenation · Base 2 sequence of
20600
Term #3 of the Mid-divisor concatenation · Base 3 sequence of
25530
Term #1 of the Mid-divisor concatenation · Base 8 sequence of
20818
Term #1 of the Mid-divisor concatenation · Base 10 sequence of
44155
Term #2 of the Mid-divisor concatenation · Base 16 sequence of
6642
Is factor of
Primality
Verified directlyproven prime
Checked deterministically (below 300 digits).
From the command linefdb · curl
fdb
fdb number '58831' --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":"58831"},"decimal":false,"detail":2}}'