Q: Is 4,213,240 a Prime Number?
A: No, 4,213,240 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 4213240 can be evenly divided by 1 2 4 5 8 10 20 40 105,331 210,662 421,324 526,655 842,648 1,053,310 2,106,620 and 4,213,240, with no remainder.
Since 4,213,240 cannot be divided by just 1 and 4,213,240, it is not a prime number.