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
375977
Term #1 of the Home prime · Base 2 sequence of
36867
Term #2 of the Home prime · Base 4 sequence of
8198
Term #1 of the Home prime · Base 5 sequence of
13179
Term #1 of the Home prime · Base 20 sequence of
21931
Term #1 of the Home prime · Base 25 sequence of
13179
Term #1 of the Home prime · Base 26 sequence of
26139
Term #1 of the Home prime · Base 34 sequence of
9169
Term #3 of the Inverse home prime · Base 18 sequence of
2893
Term #2 of the Inverse home prime · Base 34 sequence of
299
Term #1 of the Conway climb · Base 2 sequence of
36867
Term #2 of the Conway climb · Base 4 sequence of
8198
Term #1 of the Conway climb · Base 5 sequence of
13179
Term #1 of the Conway climb · Base 20 sequence of
21931
Term #1 of the Conway climb · Base 25 sequence of
13179
Term #1 of the Conway climb · Base 26 sequence of
26139
Term #1 of the Conway climb · Base 34 sequence of
9169
Term #1 of the Distinct-prime home prime · Base 2 sequence of
36867
Term #2 of the Mid-divisor concatenation · Base 2 sequence of
16396
Is factor of
Primality
Verified directlyproven prime
Checked deterministically (below 300 digits).
From the command linefdb · curl
fdb
fdb number '61441' --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":"61441"},"decimal":false,"detail":2}}'