Q: Is 583,420 a Prime Number?
A: No, 583,420 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 583420 can be evenly divided by 1 2 4 5 10 20 31 62 124 155 310 620 941 1,882 3,764 4,705 9,410 18,820 29,171 58,342 116,684 145,855 291,710 and 583,420, with no remainder.
Since 583,420 cannot be divided by just 1 and 583,420, it is not a prime number.