Q: Is 65,420 a Prime Number?
A: No, 65,420 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 65420 can be evenly divided by 1 2 4 5 10 20 3,271 6,542 13,084 16,355 32,710 and 65,420, with no remainder.
Since 65,420 cannot be divided by just 1 and 65,420, it is not a prime number.