The half-life of Technetium-99 is 213,000 years. After 113,666 years, a sample of Technetium-99 has been reduced to a mass of 82.897 mg. What was the initial mass (in mg) of the sample? Round the solution to the nearest whole number. What is the mass of the sample 154,464 years after it was created? Round the solution to four decimal places, if necessary.