Q: Is 528,216 a Prime Number?
A: No, 528,216 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 528216 can be evenly divided by 1 2 3 4 6 8 12 13 24 26 39 52 78 104 156 312 1,693 3,386 5,079 6,772 10,158 13,544 20,316 22,009 40,632 44,018 66,027 88,036 132,054 176,072 264,108 and 528,216, with no remainder.
Since 528,216 cannot be divided by just 1 and 528,216, it is not a prime number.