n=int(input())
if n==1:
    print(-1,-1,-1,sep=" ")
elif n%2!=0:
    print(n,n-1,1,sep=" ")
else:
    lst=[2**i for i in range(1,31)]
    if n in lst:
        print(-1,-1,-1,sep=" ")
    else:
        for i in range(n):
            if n>>i&1:
                t=i
                break
        n2=n^(1<<t)
        n3=1<<t
        print(n,n2,n3,sep=" ")