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 Home prime · Base 14 sequence of
2426
Term #1 of the Home prime · Base 22 sequence of
5317
Term #2 of the Home prime · Base 30 sequence of
153
Term #1 of the Aliquot variants · Augmented · σ(n) − n + 1 sequence of
4640
Term #1 of the Inverse home prime · Base 15 sequence of
3509
Term #1 of the Inverse home prime · Base 17 sequence of
207
Term #1 of the Inverse home prime · Base 26 sequence of
4883
Term #1 of the Inverse home prime · Base 30 sequence of
2453
Term #2 of the Inverse home prime · Base 34 sequence of
221
Term #1 of the Conway climb · Base 7 sequence of
2400
Term #1 of the Conway climb · Base 14 sequence of
2368
Term #1 of the Conway climb · Base 22 sequence of
5317
Term #2 of the Conway climb · Base 30 sequence of
321
Term #1 of the Mid-divisor concatenation · Base 2 sequence of
3342
Term #1 of the Mid-divisor concatenation · Base 10 sequence of
4206
Is factor of
Primality
Verified directlyproven prime
Checked deterministically (below 300 digits).
From the command linefdb · curl
fdb
fdb number '6701' --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":"6701"},"decimal":false,"detail":2}}'