First numbers that belong to both sets:
6,
12,
18,
20,
24,
30,
36,
40,
42,
48,
54,
60,
72,
80,
84,
90,
100,
102,
108,
112,
114,
120,
126,
132,
140,
144,
150,
156,
162,
180,
192,
198,
200,
204,
210,
216,
220,
222,
224,
228,
234,
240,
252,
264,
270,
280,
288,
300,
306,
308,
312,
320,
324,
330,
336,
342,
360,
364,
372,
378,
392,
396,
400,
402,
408,
414,
420,
432,
440,
444,
448,
450,
460,
468,
476,
480,
486,
500,
504,
510,
516,
522,
540,
550,
552,
558,
576,
588,
594,
600,
612,
624,
630,
640,
644,
648,
660,
666,
684,
690,
700,
702,
704,
720,
732,
736,
738,
756,
770,
774,
780,
792,
800,
804,
810,
820,
828,
832,
840,
846,
864,
870,
880,
882,
888,
900,
910,
912,
918,
936,
954,
960,
966,
972,
990,
1000,
1002,
1008,
1014,
1020,
1026,
1032,
1040,
1044,
1050,
1056,
1062,
1080,
1088,
1092,
1098,
1100,
1104,
1110,
1116,
1120,
1122,
1128,
1134,
1140,
1148,
1152,
1160,
1164,
1170,
1180,
1188,
1200,
1204,
1206,
1212,
1220,
1224,
1230,
1232,
1236,
1242,
1260,
1272,
1278,
1296,
1300,
1302,
1308,
1314,
1320,
1330,
1332,
1344,
1350,
1360,
1368,
1380,
1386,
1400,
1404,
1410,
1416,
1422,
1440,
1452,
1456,
1458,
1476,
1494,
1500,
1512,
1520,
1524,
1530,
1540,
1548,
1560,
1566,
1584,
1590,
1596,
1602,
1620,
1632,
1638,
1652,
1656,
1674,
1680,
1692,
1704,
1710,
1720,
1728,
1740,
1746,
1764,
1770,
1782,
1800,
1812,
1818,
1836,
1848,
1854,
1860,
1872,
1890,
1896,
1900,
1904,
1908,
1920,
1926,
1944,
1950,
1962,
1968,
1974,
1980,
1998,
2000,
2004,
2010,
2016,
2020,
2022,
2024,
2028,
2030,
2034,
2040,
2052,
2064,
2070,
2080,
2088,
2090,
2100,
2106,
2112,
2120,
2124,
2130.
Some larger examples :
999474,
999495,
999504,
999530,
999540,
999570,
999612,
999696,
999720,
999726,
999760,
999796,
999804,
999852,
999856,
999900,
999944,
999984,
999990,
1000000.