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iban n.  and  practical n.

First numbers that belong to both sets:

1, 2, 4, 12, 20, 24, 40, 42, 72, 100, 104, 112, 120, 140, 144, 200, 204, 210, 220, 224, 240, 270, 272, 300, 304, 312, 320, 324, 340, 342, 400, 414, 420, 440, 700, 702, 704, 714, 720, 740, 744, 1000, 1014, 1020, 1024, 1040, 1044, 1100, 1104, 1110, 1120, 1122, 1140, 1144, 1170, 1200, 1204, 1224, 1240, 1242, 1272, 1300, 1302, 1312, 1320, 1344, 1372, 1400, 1404, 1410, 1440, 1470, 1472, 1700, 1710, 1720, 1722, 1740, 1770, 2000, 2010, 2024, 2040, 2070, 2072, 2100, 2112, 2120, 2124, 2142, 2200, 2214, 2220, 2240, 2244, 2300, 2304, 2310, 2320, 2322, 2340, 2400, 2412, 2420, 2440, 2442, 2700, 2704, 2720, 2744, 2772, 3000, 3024, 3040, 3042, 3072, 3100, 3102, 3120, 3200, 3204, 3220, 3224, 3240, 3300, 3304, 3312, 3320, 3344, 3400, 3402, 3420, 3440, 3444, 3472, 3700, 3712, 3720, 3724, 3740, 3744, 4000, 4004, 4020, 4074, 4100, 4104, 4140, 4144, 4200, 4212, 4224, 4240, 4272, 4300, 4312, 4320, 4340, 4374, 4400, 4410, 4420, 4422, 4424, 4440, 4472, 4700, 4704, 4720, 4740, 4770, 7000, 7020, 7040, 7072, 7100, 7104, 7110, 7120, 7140, 7200, 7220, 7224, 7272, 7300, 7304, 7320, 7344, 7400, 7410, 7420, 7424, 7440, 7470, 7700, 7704, 7722, 7740, 7744, 7770, 10000, 10020, 10044, 10100, 10112, 10120, 10140, 10170, 10200, 10212, 10220, 10224, 10240, 10272, 10300, 10304, 10320, 10340, 10374, 10400, 10404, 10440, 10472, 10700, 10710, 10712, 10720, 11000, 11004, 11020, 11024, 11040, 11070, 11100, 11120, 11124, 11172, 11200, 11214, 11220, 11300, 11304, 11310, 11312, 11322, 11340, 11400, 11424, 11440, 11700, 11704, 11712, 11772, 12000, 12012, 12024, 12040, 12100, 12120, 12144, 12200, 12204, 12210, 12220, 12222, 12240, 12272, 12300, 12312, 12320, 12324, 12342, 12400, 12402, 12420, 12444, 12474, 12700, 12714, 12720.

Some larger examples :