The absorbance of a \( 5 \times 10^{-4} \, M \) solution of tyrosine at 280 nm wavelength is 0.75. The path length of the cuvette is 1 cm. The molar absorption coefficient at the given wavelength in \( \text{M}^{-1} \text{cm}^{-1} \), correct to the nearest integer, is ______.