Answer
Multiples of 8100 are:
8100, 16200, 24300, 32400, 40500, 48600, 56700, 64800, 72900, 81000, 89100, 97200, 105300, 113400, 121500, 129600, 137700, 145800, 153900, 162000, 170100, 178200, 186300, 194400, 202500, 210600, 218700, 226800, 234900, 243000, 251100, 259200, 267300, 275400, 283500, 291600, 299700, 307800, 315900, 324000, 332100, 340200, 348300, 356400, 364500, 372600, 380700, 388800, 396900
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