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
274175
Term #2 of the Home prime · Base 2 sequence of
8724
Term #1 of the Home prime · Base 4 sequence of
75805
Term #1 of the Home prime · Base 8 sequence of
38186
Term #1 of the Inverse home prime · Base 6 sequence of
43553
Term #1 of the Home prime · Base 14 sequence of
40498
Term #1 of the Home prime · Base 36 sequence of
7538
Term #1 of the Aliquot variants · Augmented · σ(n) − n + 1 sequence of
83178
Term #1 of the Inverse home prime · Base 18 sequence of
37751
Term #1 of the Inverse home prime · Base 26 sequence of
85859
Term #2 of the Inverse home prime · Base 28 sequence of
1857
Term #2 of the Conway climb · Base 2 sequence of
6900
Term #1 of the Conway climb · Base 4 sequence of
75805
Term #1 of the Conway climb · Base 8 sequence of
38186
Term #1 of the Conway climb · Base 14 sequence of
39040
Term #1 of the Conway climb · Base 36 sequence of
7538
Term #2 of the Distinct-prime home prime · Base 2 sequence of
15994
Term #1 of the Distinct-prime home prime · Base 8 sequence of
38186
Term #1 of the Second-class home prime · Base 2 sequence of
48828
Term #5 of the Second-class home prime · Base 3 sequence of
48738
Term #1 of the Second-class home prime · Base 8 sequence of
76372
Term #2 of the Second-class home prime · Base 10 sequence of
74352
Term #2 of the Second-class home prime · Base 16 sequence of
37112
Term #2 of the Mid-divisor concatenation · Base 2 sequence of
31855
Term #2 of the Mid-divisor concatenation · Base 3 sequence of
18003
Term #2 of the Mid-divisor concatenation · Base 8 sequence of
31855
Is factor of
Primality
Verified directlyproven prime
Checked deterministically (below 300 digits).
From the command linefdb · curl
fdb
fdb number '97081' --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":"97081"},"decimal":false,"detail":2}}'