C, N, M = map(int, input().split())
MOD = 10 ** 9 + 7
iC = pow(C, MOD - 2, MOD)

"""pypy用行列累乗ライブラリは https://github.com/fujihiraryo/alogorithm-python/blob/master/integer/matrix.py から拝借しています。"""


def product(a, b, p=MOD):
    n = len(a)
    c = [[0] * n for i in range(n)]
    for i in range(n):
        for j in range(n):
            c[i][j] = sum([a[i][k] * b[k][j] for k in range(n)]) % p
    return c


def matpow(a, k, p=MOD):
    if k == 1:
        return a
    if k % 2 == 0:
        b = matpow(a, k // 2)
        return product(b, b, p=p)
    return product(a, matpow(a, k - 1), p=p)


A = [[iC, 0, 0, 1 - iC],
     [0, 1 - iC, iC, 0],
     [1, 0, 0, 0],
     [0, 1, 0, 0]]
tmp = matpow(A, N)[0][0]
ans = (1 - pow(1 - tmp, M, MOD)) % MOD
print(ans)