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By ordering the digits, you can make 4*3*2*1 = 24 different numbers.

By using mathematical operations that are already defined (addition, power, trigonometric functions etc), you can make many more - at least millions. If you then include functions that you define, the answer is infinitely many.

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11y ago

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Q: How many different numbers can you make out of 5 7 4 2?
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