P · Proven prime
Enter a value, an expression, or a term with a variable like 10^n+1 to list a range.
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See the expression syntax & functions reference.
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Term #1 of the aliquot sequence of
395285
Term #1 of the Home prime · Base 2 sequence of
27105
Term #1 of the Home prime · Base 4 sequence of
28217
Term #2 of the Home prime · Base 8 sequence of
29593
Term #1 of the Home prime · Base 15 sequence of
42002
Term #1 of the Home prime · Base 28 sequence of
62455
Term #1 of the Home prime · Base 33 sequence of
11037
Term #1 of the Home prime · Base 34 sequence of
13017
Term #1 of the Aliquot variants · Augmented · σ(n) − n + 1 sequence of
87270
Term #1 of the Aliquot variants · Quasi · σ(n) − n − 1 sequence of
91668
Term #1 of the Inverse home prime · Base 18 sequence of
88283
Term #1 of the Conway climb · Base 2 sequence of
27105
Term #1 of the Conway climb · Base 4 sequence of
28217
Term #1 of the Conway climb · Base 6 sequence of
55242
Term #3 of the Conway climb · Base 8 sequence of
5898
Term #1 of the Conway climb · Base 15 sequence of
42002
Term #1 of the Conway climb · Base 28 sequence of
62455
Term #1 of the Conway climb · Base 33 sequence of
11037
Term #1 of the Conway climb · Base 34 sequence of
13017
Term #1 of the Prime-stopping maps · σ(n) − 1 until a prime sequence of
84627
Term #8 of the Distinct-prime home prime · Base 2 sequence of
5738
Term #6 of the Distinct-prime home prime · Base 8 sequence of
18363
Term #1 of the Second-class home prime · Base 2 sequence of
54210
Term #3 of the Second-class home prime · Base 8 sequence of
63756
Term #2 of the Second-class home prime · Base 16 sequence of
28308
Term #3 of the Mid-divisor concatenation · Base 2 sequence of
48488
Term #1 of the Mid-divisor concatenation · Base 3 sequence of
74754
Term #3 of the Mid-divisor concatenation · Base 8 sequence of
13216
Term #1 of the Mid-divisor concatenation · Base 10 sequence of
27012
Term #3 of the Mid-divisor concatenation · Base 16 sequence of
48488
Is factor of
Primality
Verified directlyproven prime
Checked deterministically (below 300 digits).
From the command linefdb · curl
fdb
fdb number '122251' --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":"122251"},"decimal":false,"detail":2}}'