1) Read 507 : 507 five hundred seven.

2) Read 3195 : 3,195 three thousand, one hundred ninty-five.

3) Read 61106 : 61,106 sixty-one thousand, one hundred six.

4) Read 542042 : 542,042 five hundred fourty-two thousand, fourty-two.

5) Read 7624395 : 7,624,395 seven million, six hundred twenty-four thousand, three hundred ninty-five.

6) Read 58567649 : 58,567,649 fifty-eight million, five hundred sixty-seven thousand, six hundred fourty-nine.

7) Read 197353699 : 197,353,699 one hundred ninty-seven million, three hundred fifty-three thousand, six hundred ninty-nine.

8) Read 253520703 : 253,520,703 two hundred fifty-three million, five hundred twenty thousand, seven hundred three.

9) Read 2060293263 : 2,060,293,263 two billion, sixty million, two hundred ninty-three thousand, two hundred sixty-three.

10) Read 1479850303 : 1,479,850,303 one billion, four hundred seventy-nine million, eight hundred fifty thousand, three hundred three.

11) Read 805523967 : 805,523,967 eight hundred five million, five hundred twenty-three thousand, nine hundred sixty-seven.

12) Read -1429410817 : -1,429,410,817 one billion, four hundred twenty-nine million, four hundred ten thousand, eight hundred seventeen.