Search a number
abundant n.  and  uban n.

First numbers that belong to both sets:

12, 18, 20, 30, 36, 40, 42, 48, 56, 60, 66, 70, 72, 78, 80, 88, 90, 96, 1000000, 1000002, 1000008, 1000020, 1000026, 1000032, 1000038, 1000040, 1000048, 1000050, 1000056, 1000060, 1000062, 1000068, 1000076, 1000080, 1000086, 1000090, 1000092, 1000098, 2000000, 2000010, 2000012, 2000016, 2000020, 2000022, 2000028, 2000040, 2000046, 2000050, 2000052, 2000058, 2000060, 2000068, 2000070, 2000072, 2000076, 2000080, 2000082, 2000088, 2000096, 3000000, 3000006, 3000008, 3000012, 3000018, 3000020, 3000030, 3000032, 3000036, 3000040, 3000042, 3000048, 3000060, 3000066, 3000072, 3000078, 3000080, 3000088, 3000090, 3000096, 5000000, 5000008, 5000010, 5000016, 5000020, 5000022, 5000028, 5000030, 5000032, 5000040, 5000046, 5000048, 5000050, 5000052, 5000058, 5000060, 5000070, 5000072, 5000076, 5000080, 5000082, 5000088, 6000000, 6000006, 6000008, 6000012, 6000016, 6000018, 6000020, 6000030, 6000036, 6000040, 6000042, 6000048, 6000050, 6000060, 6000066, 6000072, 6000078, 6000080, 6000090, 6000092, 6000096, 7000000, 7000002, 7000008, 7000020, 7000026, 7000028, 7000032, 7000038, 7000040, 7000048, 7000050, 7000056, 7000060, 7000062, 7000068, 7000070, 7000080, 7000086, 7000092, 7000096, 7000098, 8000000, 8000010, 8000016, 8000020, 8000022, 8000028, 8000032, 8000040, 8000046, 8000048, 8000052, 8000055, 8000058, 8000060, 8000070, 8000076, 8000080, 8000082, 8000088, 8000090, 8000096, 9000000, 9000006, 9000012, 9000018, 9000020, 9000030, 9000036, 9000040, 9000042, 9000048, 9000056, 9000060, 9000066, 9000068, 9000072, 9000075, 9000078, 9000080, 9000090, 9000096, 10000000, 10000002, 10000008, 10000012, 10000016, 10000020, 10000026, 10000032, 10000038, 10000040, 10000050, 10000056, 10000060, 10000062, 10000068, 10000080, 10000086, 10000088, 10000092, 10000096, 10000098, 11000000, 11000010, 11000016, 11000020, 11000022, 11000028, 11000040, 11000046, 11000048, 11000052, 11000058, 11000060, 11000070, 11000076, 11000080, 11000082, 11000088, 12000000, 12000006, 12000010, 12000012, 12000016, 12000018, 12000020, 12000030, 12000032, 12000036, 12000040, 12000042, 12000048, 12000060, 12000066, 12000072, 12000078, 12000080, 12000090, 12000096, 13000000, 13000002, 13000008, 13000020, 13000026, 13000032, 13000036, 13000038, 13000040, 13000050, 13000056, 13000060, 13000062, 13000068, 13000080, 13000086, 13000092, 13000098, 15000000, 15000006, 15000012, 15000018, 15000020, 15000030, 15000032, 15000036, 15000040, 15000042, 15000048, 15000050, 15000060, 15000066, 15000072, 15000076, 15000078, 15000080, 15000090, 15000096.

Some larger examples :