Q: Is 321,152 a Prime Number?
A: No, 321,152 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 321152 can be evenly divided by 1 2 4 8 13 16 26 32 52 64 104 128 193 208 386 416 772 832 1,544 1,664 2,509 3,088 5,018 6,176 10,036 12,352 20,072 24,704 40,144 80,288 160,576 and 321,152, with no remainder.
Since 321,152 cannot be divided by just 1 and 321,152, it is not a prime number.