Q: Is 145,212 a Prime Number?
A: No, 145,212 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 145212 can be evenly divided by 1 2 3 4 6 12 12,101 24,202 36,303 48,404 72,606 and 145,212, with no remainder.
Since 145,212 cannot be divided by just 1 and 145,212, it is not a prime number.