Write the number in standard form.
#1. five hundred four million, eight hundred thirty nine thousand, seven hundred fifty nine
#4. six hundred six million, three hundred eighty two thousand, two hundred sixty three
#8. thirty million, four hundred twenty nine thousand, nine hundred seven
#9. five hundred seven million, nine hundred seventy eight thousand, four hundred forty seven
#12. fifty million, five hundred fifty one thousand, sixty nine
#14. fifty million, one hundred thirty three thousand, two hundred thirty two
#15. one hundred one million, four hundred eighty six thousand, seven hundred seventy six