They are 89 and 1 because 89 is a Prime number having only 2 factors.
Eighty-nine hundred-thousandths in numbers = 0.00089
2 billion divided by eighty-nine thousand equals 22,471.91
89 divided by 10 is 8.9
3.
0.04233
Just by 1.
No. Prime numbers are numbers that can only be divided evenly by themselves or one. 90 can be divided by ten, five, nine, two, forty-five, eighteen, three, thirty, six, and fifteen.
Forty-seven times eighty-nine is four thousand one hundred eighty-three. In numbers, that's 47x89=4,183.
40,089
33.0365854
0.1059
30.62