1×5×7

1×5×7 refers to the product of the integers one, five, and seven. This calculation results in the number 35. The order of multiplication does not affect the outcome due to the associative and commutative properties of multiplication. Therefore, 1×5×7 is equivalent to 5×1×7, 7×5×1, and any other permutation of these numbers.

The number 35 itself has several mathematical properties. It is a composite number, meaning it has factors other than one and itself. The prime factorization of 35 is 5 × 7. It is also an odd number and an integer. In number theory, 35 is a practical number. It is also the smallest number that is the sum of two distinct non-zero squares in two different ways: 35 = 1² + 6² = 3² + 5².

The product 1×5×7 may appear in various contexts, such as dimensional analysis where it could represent the volume of a rectangular prism with sides of length 1, 5, and 7 units. It could also represent a quantity derived from three separate measurements or factors. Without further context, 1×5×7 simply denotes the numerical value 35.