Multiply 45 by successive counting numbers.
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Since 45 is an odd number, the answer is no.
The factors of 45 are: 1, 3, 5, 9, 15, 45
3 is a common factor of 57and 45.
because 9 times 5 = 45
Each of 45's factors (1, 3, 5, 9, 15, 45) can be divided into 45 and result in a whole number.