Search a number
aban n.  and  brilliant n.

First numbers that belong to both sets:

4, 6, 9, 10, 14, 15, 21, 25, 35, 49, 121, 143, 169, 187, 209, 221, 247, 253, 289, 299, 319, 323, 341, 361, 377, 391, 403, 407, 437, 451, 473, 481, 493, 517, 527, 529, 533, 551, 559, 583, 589, 611, 629, 649, 667, 671, 689, 697, 703, 713, 731, 737, 767, 779, 781, 793, 799, 803, 817, 841, 851, 869, 871, 893, 899, 901, 913, 923, 943, 949, 961, 979, 989, 2000099, 2000197, 2000443, 3000197, 3000269, 3000719, 3000763, 3000827, 3000937, 4000021, 4000027, 4000109, 4000163, 4000391, 4000433, 4000531, 4000547, 4000727, 4000757, 4000769, 4000793, 4000943, 4000981, 4000999, 5000053, 5000071, 5000183, 5000297, 5000461, 5000507, 5000561, 5000609, 5000693, 5000707, 5000773, 5000837, 6000131, 6000209, 6000299, 6000311, 6000367, 6000437, 6000497, 6000649, 6000661, 6000727, 6000749, 6000781, 6000791, 6000833, 6000923, 6000931, 6000971, 7000183, 7000229, 7000369, 7000403, 7000489, 7000507, 7000559, 7000561, 7000597, 7000681, 7000691, 7000711, 7000817, 7000843, 7000867, 7000879, 7000891, 7000927, 7000963, 7000997, 8000059, 8000147, 8000227, 8000243, 8000303, 8000327, 8000347, 8000471, 8000483, 8000569, 8000687, 8000903, 8000929, 9000073, 9000083, 9000133, 9000151, 9000263, 9000401, 9000421, 9000479, 9000529, 9000553, 9000749, 9000811, 9000857, 9000869, 9000917, 10000043, 10000117, 10000153, 10000163, 10000183, 10000217, 10000297, 10000391, 10000427, 10000483, 10000499, 10000547, 10000567, 10000637, 10000649, 10000703, 10000751, 10000787, 10000807, 10000829, 10000901, 10000979, 10000997, 10000999, 11000047, 11000147, 11000219, 11000267, 11000317, 11000323, 11000329, 11000333, 11000357, 11000471, 11000497, 11000533, 11000543, 11000611, 11000621, 11000641, 11000653, 11000659, 11000699, 11000713, 11000779, 11000893, 12000031, 12000061, 12000067, 12000143, 12000211, 12000341, 12000449, 12000479, 12000601, 12000749, 12000803, 12000817, 12000847, 12000869, 12000893, 12000991, 13000007, 13000021, 13000051, 13000151, 13000181, 13000193, 13000363, 13000459, 13000523, 13000843, 13000907, 13000927, 14000009, 14000213, 14000297, 14000303, 14000429, 14000431, 14000489, 14000543, 14000633, 14000677, 14000699, 14000719, 14000797, 14000867, 14000897, 14000983, 14000993, 15000049, 15000109, 15000143, 15000197, 15000263, 15000331, 15000397, 15000467, 15000529, 15000553, 15000653, 15000701, 15000707, 15000719, 15000827.

Some larger examples :