For example, if I run
bx base58check-decode with the base58 encoded private key of
Kxj5ejwPg2s2ejZHW7N1zAydD4fkmFi9j19QRmgeVK9mXL3wFMmp from this example, I get the following:
The payload, as well as the version, make sense to me; however, if I convert the checksum to a hex, it doesn't match the checksum of F29E9187 that I'm expecting, i.e., I understand how to form it per this question. But I don't understand how 2274467570 and F29E9187 are related.