Since the three digit, 1 3 and 9 must be used 5-8 times in a 15
digit number, each must be used exactly 5 times. Putting the
numbers in descending order, but subject for the three specified
locations, the answer is: 999,993,331,313,111
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∙ 12y ago
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Q: What is the greatest 15-digit number with a nine in the hundred trillions place 1 in the millions place and and 3 in the thousands place that use each of the digit 5-8 times?