Chung Kevin's favorite - (1)

Algebra Level 1

142857×2=285714142857×3=428571142857×4=571428142857×5=714285142857×6=857142142857 \times 2 = 285714 \\ 142857 \times 3 = 428571 \\ 142857 \times 4 = 571428 \\ 142857 \times 5 = 714285 \\ 142857 \times 6 = 857142 \\

You can see that the multiples of 142857 you would notice that they are just the permutation of digits 1,4,2,8,7,5.

Can you compute 142857×7142857 \times 7 ?

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