Answer
Multiples of 647 are:
647, 1294, 1941, 2588, 3235, 3882, 4529, 5176, 5823, 6470, 7117, 7764, 8411, 9058, 9705, 10352, 10999, 11646, 12293, 12940, 13587, 14234, 14881, 15528, 16175, 16822, 17469, 18116, 18763, 19410, 20057, 20704, 21351, 21998, 22645, 23292, 23939, 24586, 25233, 25880, 26527, 27174, 27821, 28468, 29115, 29762, 30409, 31056, 31703
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