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 aliquot sequence of
3434365
Term #1 of the Home prime · Base 3 sequence of
702829
Term #1 of the Home prime · Base 9 sequence of
702829
Term #1 of the Inverse home prime · Base 2 sequence of
614591
Term #4 of the Inverse home prime · Base 3 sequence of
81910
Term #1 of the Home prime · Base 27 sequence of
88570
Term #1 of the Conway climb · Base 27 sequence of
88570
Term #9 of the Distinct-prime home prime, descending · Base 3 sequence of
22605
Term #6 of the Mid-divisor concatenation · Base 10 sequence of
192
Is factor of
Primality
Verified directlyproven prime
Checked deterministically (below 300 digits).
From the command linefdb · curl
fdb
fdb number '1174211' --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":"1174211"},"decimal":false,"detail":2}}'