http://g7cpug4k6ydyq5dlxrji35xnfq5n5rba3n7holux4tmdsm42ju543tad.onion
According to one of the calculators , we need 15,000 coins to find one block in a day, which is approximately 150,000 US dollars as of the time this was written. As you might have noticed from the example below, blocks do not follow one after the other.