Terms

216 432 648 864

216 432 648 864 1 2 3 4 216 432 648 864 x 2 = 432 864 1296 1728 is a series wherein: all are multiples of of 36 and 108 the next number is double the former number the four numbers added together produce a number 10 times the frst: 1 + 2 + 3 + 4 = 10 216 432 648 864 = 2160 432 864 1296 1728 = 4320 This series leads to further multiples 216 432 648 864 2160 4320 6480 8640 21600 43200 64800 86400 216000 432000 648000 864000 cf. 432 864 1296 1728 x 10 = 4,320 8,640 12,960 17,280 x 100 = 43,200 86,400 129,600 172,800 x 1000 = 432,000 864,000 1,296,000 1,728,000
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