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
145641
Term #1 of the Home prime · Base 2 sequence of
51809
Term #1 of the Home prime · Base 3 sequence of
27746
Term #1 of the Home prime · Base 8 sequence of
51809
Term #1 of the Home prime · Base 10 sequence of
12667
Term #1 of the Inverse home prime · Base 2 sequence of
24945
Term #1 of the Inverse home prime · Base 4 sequence of
39927
Term #1 of the Home prime · Base 14 sequence of
20957
Term #1 of the Home prime · Base 27 sequence of
27746
Term #1 of the Home prime · Base 30 sequence of
8201
Term #1 of the Home prime · Base 36 sequence of
4223
Term #1 of the Aliquot variants · Augmented · σ(n) − n + 1 sequence of
37962
Term #1 of the Aliquot variants · Quasi · σ(n) − n − 1 sequence of
42520
Term #1 of the Inverse home prime · Base 18 sequence of
38441
Term #1 of the Inverse home prime · Base 28 sequence of
20911
Term #1 of the Inverse home prime · Base 32 sequence of
38249
Term #1 of the Conway climb · Base 2 sequence of
51809
Term #3 of the Conway climb · Base 3 sequence of
12509
Term #1 of the Conway climb · Base 8 sequence of
51809
Term #1 of the Conway climb · Base 10 sequence of
12667
Term #1 of the Conway climb · Base 14 sequence of
20957
Term #1 of the Conway climb · Base 27 sequence of
27746
Term #1 of the Conway climb · Base 30 sequence of
8201
Term #1 of the Conway climb · Base 36 sequence of
4223
Term #2 of the Prime-stopping maps · σ(n) − 1 until a prime sequence of
15808
Term #1 of the Distinct-prime home prime · Base 2 sequence of
51809
Term #1 of the Distinct-prime home prime · Base 3 sequence of
27746
Term #1 of the Distinct-prime home prime · Base 8 sequence of
51809
Term #1 of the Distinct-prime home prime · Base 10 sequence of
12667
Term #1 of the Distinct-prime home prime, descending · Base 2 sequence of
24945
Term #4 of the Second-class home prime · Base 10 sequence of
22180
Term #3 of the Mid-divisor concatenation · Base 2 sequence of
17360
Term #1 of the Mid-divisor concatenation · Base 3 sequence of
18024
Term #2 of the Mid-divisor concatenation · Base 8 sequence of
31884
Term #1 of the Mid-divisor concatenation · Base 10 sequence of
12667
Term #1 of the Mid-divisor concatenation · Base 16 sequence of
51129
Is factor of
Primality
Verified directlyproven prime
Checked deterministically (below 300 digits).
From the command linefdb · curl
fdb
fdb number '53239' --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":"53239"},"decimal":false,"detail":2}}'