First numbers that belong to both sets:
21,
45,
84,
117,
133,
152,
153,
156,
201,
209,
228,
261,
285,
333,
372,
444,
465,
481,
516,
592,
629,
645,
732,
777,
801,
804,
888,
1016,
1017,
1101,
1141,
1164,
1168,
1185,
1233,
1236,
1304,
1308,
1341,
1413,
1417,
1524,
1545,
1744,
1812,
1853,
1896,
1905,
2061,
2085,
2172,
2265,
2289,
2313,
2316,
2353,
2421,
2445,
2532,
2608,
2889,
3032,
3033,
3077,
3097,
3141,
3165,
3184,
3252,
3297,
3324,
3345,
3501,
3749,
3768,
3781,
3980,
4041,
4044,
4065,
4113,
4245,
4336,
4404,
4577,
4605,
4776,
4809,
4912,
5013,
5052,
5121,
5149,
5161,
5496,
5505,
5697,
5784,
5817,
5833,
6064,
6352,
6573,
6648,
6777,
6792,
7033,
7077,
7212,
7305,
7329,
7361,
7368,
7501,
7580,
7588,
7833,
7940,
7944,
8088,
8205,
8289,
8337,
8376,
8397,
8596,
8660,
8717,
8808,
8841,
8937,
8952,
9012,
9093,
9096,
9105,
9232,
9253,
9369,
9528,
9693,
9740,
9816,
9909,
9925,
10012,
10053,
10096,
10109,
10161,
10213,
10232,
10236,
10308,
10365,
10524,
10901,
10905,
10968,
11028,
11061,
11085,
11133,
11241,
11244,
11265,
11601,
11604,
11688,
11805,
11824,
11976,
12108,
12165,
12181,
12252,
12345,
12612,
12873,
12984,
13044,
13116,
13117,
13245,
13264,
13401,
13404,
13605,
13848,
13881,
14052,
14093,
14128,
14412,
14505,
14521,
14568,
14704,
14769,
14780,
14856,
15001,
15021,
15393,
15409,
15689,
15849,
15864,
16101,
16144,
16149,
16305,
16389,
16580,
16584,
17001,
17008,
17153,
17409,
17448,
17461,
17469,
17592,
17660,
17668,
17736,
17777,
17793,
17913,
18168,
18380,
18417,
18456,
18653,
18657,
18740,
18925,
19464,
19601,
19629,
19752,
19820,
19953,
20024,
20028,
20133,
20137,
20197,
20312,
20316,
20421,
20464,
20752,
20937,
21036,
21073,
21108,
21189,
21213,
21324,
21345,
21501,
21541,
21612,
21693,
21705,
21768,
21897,
22009,
22049,
22065,
22245,
22249,
22332,
22404,
22449,
22488,
22793,
22953,
23013.
Some larger examples :
99982305,
99982704,
99984432,
99984584,
99985005,
99985008,
99985592,
99987081,
99987085,
99987861,
99989913,
99990040,
99991344,
99994005,
99994512,
99996261,
99998829,
99999321,
99999704,
99999965.