Q: Is 142,604 a Prime Number?
A: No, 142,604 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 142604 can be evenly divided by 1 2 4 7 11 14 22 28 44 77 154 308 463 926 1,852 3,241 5,093 6,482 10,186 12,964 20,372 35,651 71,302 and 142,604, with no remainder.
Since 142,604 cannot be divided by just 1 and 142,604, it is not a prime number.