1,989,000,000,000,000,000,000,000,000,000 ÷ 1000 = 1.989 x 10^30따라서, 1,989,000,000,000,000,000,000,000,000,000을 1000으로 나눈 값은 1.989 x 10^30입니다.참고 URL: 'https://www.astronomy.ohio-state.edu/pogge.1/Ast161/Unit1/numbers.html'
당신은 어느 그룹입니까?