Q: Is 71,420 a Prime Number?
A: No, 71,420 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 71420 can be evenly divided by 1 2 4 5 10 20 3,571 7,142 14,284 17,855 35,710 and 71,420, with no remainder.
Since 71,420 cannot be divided by just 1 and 71,420, it is not a prime number.