Q: Is 1,607,742 a Prime Number?
A: No, 1,607,742 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 1607742 can be evenly divided by 1 2 3 6 9 18 19 27 38 54 57 114 171 342 513 1,026 1,567 3,134 4,701 9,402 14,103 28,206 29,773 42,309 59,546 84,618 89,319 178,638 267,957 535,914 803,871 and 1,607,742, with no remainder.
Since 1,607,742 cannot be divided by just 1 and 1,607,742, it is not a prime number.