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.
↪
Term #1 of the aliquot sequence of
420427
Term #1 of the Home prime · Base 2 sequence of
26522
Term #1 of the Inverse home prime · Base 3 sequence of
39316
Term #1 of the Home prime · Base 14 sequence of
8614
Term #1 of the Home prime · Base 35 sequence of
1076
Term #1 of the Aliquot variants · Augmented · σ(n) − n + 1 sequence of
87932
Term #1 of the Aliquot variants · Quasi · σ(n) − n − 1 sequence of
75798
Term #1 of the Inverse home prime · Base 22 sequence of
28147
Term #1 of the Conway climb · Base 2 sequence of
26522
Term #1 of the Conway climb · Base 14 sequence of
3504
Term #1 of the Conway climb · Base 35 sequence of
1076
Term #1 of the Prime-stopping maps · σ(n) − 1 until a prime sequence of
47176
Term #1 of the Distinct-prime home prime · Base 2 sequence of
26522
Term #1 of the Second-class home prime · Base 2 sequence of
53044
Term #2 of the Second-class home prime · Base 8 sequence of
44072
Is factor of
Primality
Verified directlyproven prime
Checked deterministically (below 300 digits).
From the command linefdb · curl
fdb
fdb number '88469' --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":"88469"},"decimal":false,"detail":2}}'