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If you are multiplying by integers, only half of them. Odd times odd is odd. Odd times even is even. Here are the products of seven and the first 10 integers (1 thru 10): 7, 14, 21, 28, 35, 42, 49, 56, 63, 70 Every other number is odd and every other number is even, depending on where you start.
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If a natural number is divisible by 7 then it is divisible by 14?
No, 7 is a natural number divisible by 7 and not 14 for example. In fact every odd multiple of 7 (i.e. 7 times 1,3,5,7,...) is divisible by 7 and not 14.
What number is odd and not a multiple of 5?
An odd number is any integer that is not divisible by 2. To find an odd number that is not a multiple of 5, we can consider odd numbers that are not divisible by 5. One such number is 3, which is odd and not a multiple of 5.
What are 2-digit multiples of 5?
-3
What are the first three numbers with only even multiples?
Every number has 1 as a multiple. 1*100 = 100 1*7 = 7 As 1 is an odd number there are no numbers with only even multiples.
Are all the odd number divisible by 7?
Every number is divisible by any non-zero number. No, there are an infinite number of odd integers which are not evenly divisible by 7..
