Q: Is 872,423 a Prime Number?
A: No, 872,423 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 872423 can be evenly divided by 1 17 19 37 73 323 629 703 1,241 1,387 2,701 11,951 23,579 45,917 51,319 and 872,423, with no remainder.
Since 872,423 cannot be divided by just 1 and 872,423, it is not a prime number.