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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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
221517
Term #2 of the Home prime · Base 6 sequence of
3292
Term #1 of the Home prime · Base 8 sequence of
12729
Term #1 of the Inverse home prime · Base 5 sequence of
41018
Term #1 of the Home prime · Base 14 sequence of
37703
Term #1 of the Home prime · Base 24 sequence of
40453
Term #1 of the Home prime · Base 27 sequence of
12175
Term #1 of the Home prime · Base 32 sequence of
12729
Term #1 of the Home prime · Base 36 sequence of
2282
Term #1 of the Aliquot variants · Augmented · σ(n) − n + 1 sequence of
35280
Term #2 of the Inverse home prime · Base 22 sequence of
2733
Term #1 of the Inverse home prime · Base 23 sequence of
47671
Term #2 of the Conway climb · Base 6 sequence of
3292
Term #1 of the Conway climb · Base 8 sequence of
12729
Term #1 of the Conway climb · Base 14 sequence of
37703
Term #1 of the Conway climb · Base 24 sequence of
40453
Term #1 of the Conway climb · Base 32 sequence of
12729
Term #1 of the Conway climb · Base 36 sequence of
2282
Term #1 of the Prime-stopping maps · σ(n) − 1 until a prime sequence of
52912
Term #1 of the Distinct-prime home prime · Base 8 sequence of
12729
Term #1 of the Second-class home prime · Base 8 sequence of
25458
Term #4 of the Second-class home prime · Base 10 sequence of
51546
Term #2 of the Second-class home prime · Base 16 sequence of
99952
Term #1 of the Mid-divisor concatenation · Base 2 sequence of
50916
Term #2 of the Mid-divisor concatenation · Base 3 sequence of
35619
Term #1 of the Mid-divisor concatenation · Base 8 sequence of
12729
Term #1 of the Mid-divisor concatenation · Base 10 sequence of
55794
Is factor of
Primality
Verified directlyproven prime
Checked deterministically (below 300 digits).
From the command linefdb · curl
fdb
fdb number '102547' --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":"102547"},"decimal":false,"detail":2}}'