Yes, it's even.
Use a factor tree. 1224 612,2 306,2,2 153,2,2,2 51,3,2,2,2 17,3,3,2,2,2
The greatest common factor can be calculated by identifying the common prime factors and multiplying them together. The prime factors of 30 are 2, 3, and 5. The prime factors 1224 are 2, 2, 2, 3, 3, and 17. The prime factors in common are 2 and 3, so the greatest common factor is 2 x 3 = 6.
1224 = 2 x 2 x 2 x 3 x 3 x 17
1224 = 17*3*3*2*2*2 1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 308, 408, 612, 1224 are all what 1224 is divisible by.
The composite factors of 1224 are 4, 6, 8, 9, 12, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612 and 1224 but you knew 1224 was composite as soon as you saw it was an even number greater than two.
2448 ÷ 2 = 1224
2
1224 = 1224/1 or 12240/10.
1224
17% of 1224 =208.08=17%/100%* 1224=17/100 * 1224= 0.17 * 1224= 208.08
1, 2, 2, 2, 3, 3, 17
612 times.