What is the H.C.F of 15300 and 1224 Share with your friends Share 0 Ankita Agarwal answered this Dear Student, Prime Factorisation of 15300 = 2×2×3×3×5×5×17Prime Factorisation of 1224 = 2×2×2×3×3×17Greatest Common Factor is: 2×2×3×3×17 = 612 Regards 4 View Full Answer Aditya answered this The H.C.F of 15300 and 1224 is 612. 1