Search a number
deficient n.  and  katadrome

First numbers that belong to both sets:

1, 2, 3, 4, 5, 7, 8, 9, 10, 21, 31, 32, 41, 43, 50, 51, 52, 53, 61, 62, 63, 64, 65, 71, 73, 74, 75, 76, 81, 82, 83, 85, 86, 87, 91, 92, 93, 94, 95, 97, 98, 310, 321, 410, 421, 430, 431, 521, 530, 531, 541, 542, 543, 610, 621, 631, 632, 641, 643, 651, 652, 653, 710, 721, 730, 731, 741, 742, 743, 751, 752, 753, 754, 761, 763, 764, 765, 821, 830, 831, 841, 842, 843, 850, 851, 853, 854, 861, 862, 863, 865, 871, 872, 873, 874, 875, 921, 931, 932, 941, 943, 950, 951, 953, 961, 962, 963, 964, 965, 970, 971, 973, 974, 975, 976, 981, 982, 983, 985, 986, 987, 4210, 4310, 4321, 5210, 5321, 5410, 5421, 5431, 6310, 6321, 6410, 6421, 6430, 6431, 6521, 6530, 6531, 6532, 6541, 6542, 6543, 7310, 7321, 7421, 7430, 7431, 7432, 7510, 7521, 7531, 7541, 7543, 7610, 7621, 7631, 7641, 7642, 7643, 7651, 7652, 7653, 7654, 8210, 8321, 8410, 8421, 8431, 8510, 8521, 8530, 8531, 8541, 8542, 8543, 8621, 8630, 8631, 8641, 8642, 8643, 8650, 8651, 8653, 8654, 8710, 8721, 8731, 8732, 8741, 8743, 8751, 8752, 8753, 8761, 8762, 8763, 8765, 9321, 9410, 9421, 9430, 9431, 9521, 9530, 9531, 9532, 9541, 9542, 9543, 9610, 9621, 9631, 9641, 9643, 9650, 9651, 9652, 9653, 9710, 9721, 9731, 9741, 9742, 9743, 9751, 9752, 9753, 9754, 9761, 9763, 9764, 9821, 9830, 9831, 9832, 9841, 9842, 9843, 9850, 9851, 9853, 9854, 9861, 9862, 9863, 9865, 9871, 9872, 9873, 9874, 9875, 43210, 53210, 54310, 54321, 64210, 64310, 64321, 65210, 65321, 65410, 65421, 65431, 65432, 73210, 74210, 74321, 75310, 75321, 75410, 75421, 75430, 75431, 76210, 76310, 76321, 76421, 76430, 76431.

Some larger examples :