用英语表示下列数字

sixteen forty-six
twenty thousand eight hundred and thirty-nine
a hundred million
a thousand million
a couple
hundres of
the thirty sencond
the one hundred and twenty-nine

1.one thousand six hundred and forteen six
2.twenty thouand eight hundred and thirty nine
3.one hundred million
4.one billion
5.several
6.hundreds of(thousands of)
7.the thirty-second
8.the one hundred and twenty nineth

NO know