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
412061
Term #3 of the Home prime · Base 3 sequence of
2023
Term #1 of the Home prime · Base 10 sequence of
19693
Term #1 of the Inverse home prime · Base 2 sequence of
32593
Term #2 of the Inverse home prime · Base 4 sequence of
8653
Term #2 of the Inverse home prime · Base 8 sequence of
14681
Term #1 of the Home prime · Base 12 sequence of
1290
Term #1 of the Home prime · Base 27 sequence of
16106
Term #1 of the Aliquot variants · Augmented · σ(n) − n + 1 sequence of
47406
Term #1 of the Inverse home prime · Base 16 sequence of
32593
Term #3 of the Conway climb · Base 3 sequence of
3728
Term #1 of the Conway climb · Base 10 sequence of
19693
Term #1 of the Conway climb · Base 12 sequence of
1290
Term #1 of the Conway climb · Base 27 sequence of
16106
Term #1 of the Conway climb · Base 28 sequence of
6064
Term #2 of the Distinct-prime home prime · Base 3 sequence of
5579
Term #1 of the Distinct-prime home prime · Base 10 sequence of
19693
Term #1 of the Distinct-prime home prime, descending · Base 2 sequence of
32593
Term #2 of the Distinct-prime home prime, descending · Base 8 sequence of
14681
Term #1 of the Distinct-prime home prime, descending · Base 16 sequence of
32593
Term #1 of the Second-class home prime · Base 3 sequence of
32212
Term #2 of the Second-class home prime · Base 10 sequence of
34794
Term #2 of the Second-class home prime · Base 16 sequence of
42530
Term #4 of the Mid-divisor concatenation · Base 3 sequence of
4009
Term #1 of the Mid-divisor concatenation · Base 10 sequence of
19693
Is factor of
Primality
Verified directlyproven prime
Checked deterministically (below 300 digits).
From the command linefdb · curl
fdb
fdb number '47419' --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":"47419"},"decimal":false,"detail":2}}'