1 one

2 two

3 three

4 four

5 five

6 six

7 seven

8 eight

9 nine

10 ten

11 eleven

12 twelve

13 thirteen

14 fourteen

15 fifteen

16 sixteen

17 seventeen

18 eighteen

19 nineteen

20 twenty

21 twenty-one

30 thirty

40 forty

50 fifty

60 sixty

70 seventy

80 eighty

90 ninety

100 one hundred

1000 thousand

50 fifty million

46 forty-six

138 one hundred thirty-eight

24 twenty-four

579 – five hundred seventy-nine

812 – eight hundred twelve

86 eighty-six

15 fifteen

864 eight hundred sixty-four

1739 one thousand seven hundred thirty-nine

8627 eight thousand six hundred twenty-seven