Salut!
2017²⁰¹⁹ = ?
2017¹ = .......7
2017² = ......9
2017³ = .......3
2017⁴ = ........1
.........................
2017⁵ = ........7
2017⁶ = ........9
2017⁷ = .........3
2017⁸ = ...........1
2019 ÷ 4 = 504 rest 3
2017²⁰¹⁹ = ............3