There is a natural number, the sum of the quotient (>1) and the remainder (>0) obtained by dividing it by 15, 17, and 19 are all equal. What is the smallest possible number of such a number?
有一个自然数，它除以15、17、19所得到的商(＞1)与余数(＞0)之和都相等，这样的数最小可能是多少．
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