Answer:
1. seven thousand, three hundred eighty-nine
2. six million, five hundred forty-one thousand, seven hundred seventy-five
3. seven million, eight hundred forty-five thousand, eight hundred twenty-two
4. four hundred twenty-nine million, seven hundred seventy-two thousand, six hundred ninety-two
5. seventy-nine thousand, nine hundred five
6. eighty thousand, six hundred twenty-one
