<h2><em>210= 2×3×5×7 (4 distinct prime factors)</em></h2><h2><em>2×2x2x2x2x2x11 or 2^6×11 (7 prime factors, 2 distinct)</em></h2><h2><em>please mark me as braini</em><em>est </em></h2>
The answer is 487 because you must look one place to the right of the whole number for the rounding digit on the right side of the decimal point which is 0. Then you round down since the digit is not greater than 5.
