Q: Is 572,840 a Prime Number?
A: No, 572,840 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 572840 can be evenly divided by 1 2 4 5 8 10 20 40 14,321 28,642 57,284 71,605 114,568 143,210 286,420 and 572,840, with no remainder.
Since 572,840 cannot be divided by just 1 and 572,840, it is not a prime number.