Q: Is 1,601,516 a Prime Number?
A: No, 1,601,516 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 1601516 can be evenly divided by 1 2 4 7 14 28 49 98 196 8,171 16,342 32,684 57,197 114,394 228,788 400,379 800,758 and 1,601,516, with no remainder.
Since 1,601,516 cannot be divided by just 1 and 1,601,516, it is not a prime number.