Q: Is 720,164 a Prime Number?
A: No, 720,164 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 720164 can be evenly divided by 1 2 4 43 53 79 86 106 158 172 212 316 2,279 3,397 4,187 4,558 6,794 8,374 9,116 13,588 16,748 180,041 360,082 and 720,164, with no remainder.
Since 720,164 cannot be divided by just 1 and 720,164, it is not a prime number.