voor lotto 6/42: (42x41x40x39x38x37)/6! = 5.245.786 diffrent combinations posible
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The number 642 is not a prime number as it can be divided by 2 aswell as itself and one.
In today's notation 642 = DCXLII in Roman numerals
The number 642 in Roman numerals is represented as DCXLII. D represents 500, C represents 100, XL represents 40, and II represents 2. When combined, they form 642.
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