Search a number
amenable n.  and  unprimeable n.

First numbers that belong to both sets:

200, 204, 208, 320, 324, 325, 328, 512, 516, 532, 536, 620, 624, 625, 628, 840, 844, 845, 848, 892, 896, 1072, 1076, 1132, 1136, 1140, 1144, 1145, 1148, 1260, 1264, 1265, 1268, 1332, 1336, 1340, 1344, 1345, 1348, 1352, 1356, 1412, 1416, 1460, 1464, 1465, 1468, 1500, 1504, 1505, 1508, 1640, 1644, 1645, 1648, 1672, 1676, 1680, 1684, 1685, 1688, 1712, 1716, 1760, 1764, 1765, 1768, 1792, 1796, 1852, 1856, 1892, 1896, 1920, 1924, 1925, 1928, 1960, 1964, 1965, 1968, 2040, 2044, 2045, 2048, 2072, 2076, 2100, 2104, 2105, 2108, 2180, 2184, 2185, 2188, 2192, 2196, 2320, 2324, 2325, 2328, 2360, 2364, 2365, 2368, 2400, 2404, 2405, 2408, 2480, 2484, 2485, 2488, 2492, 2496, 2512, 2516, 2560, 2564, 2565, 2568, 2580, 2584, 2585, 2588, 2820, 2824, 2825, 2828, 2940, 2944, 2945, 2948, 2980, 2984, 2985, 2988, 3052, 3056, 3092, 3096, 3140, 3144, 3145, 3148, 3152, 3156, 3172, 3176, 3232, 3236, 3240, 3244, 3245, 3248, 3260, 3264, 3265, 3268, 3280, 3284, 3285, 3288, 3420, 3424, 3425, 3428, 3472, 3476, 3480, 3484, 3485, 3488, 3500, 3504, 3505, 3508, 3560, 3564, 3565, 3568, 3660, 3664, 3665, 3668, 3680, 3684, 3685, 3688, 3740, 3744, 3745, 3748, 3752, 3756, 3780, 3784, 3785, 3788, 3812, 3816, 3892, 3896, 3952, 3956, 3972, 3976, 3992, 3996, 4032, 4036, 4060, 4064, 4065, 4068, 4080, 4084, 4085, 4088, 4100, 4104, 4105, 4108, 4140, 4144, 4145, 4148, 4160, 4164, 4165, 4168, 4180, 4184, 4185, 4188, 4192, 4196, 4300, 4304, 4305, 4308, 4312, 4316, 4380, 4384, 4385, 4388, 4412, 4416, 4432, 4436, 4472, 4476, 4532, 4536, 4552, 4556, 4572, 4576, 4612, 4616, 4680, 4684, 4685, 4688, 4712, 4716, 4740, 4744, 4745, 4748, 4760, 4764, 4765, 4768, 4772, 4776, 4820, 4824, 4825.

Some larger examples :