you must display remix number with only prime numbe (except for R1, because it is 1) exponent also must be prime (like factorization, but also exponent) example: 64: 2^(2x3) 81: 3^2^2 6561: 3^2^3 384: 2^7x3 768: 2^2^3x3 800: 2^5x5^2 16384: 2^(2x7)