Q: Is 3,512,421 a Prime Number?
A: No, 3,512,421 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 3512421 can be evenly divided by 1 3 9 11 17 33 51 99 153 187 561 1,683 2,087 6,261 18,783 22,957 35,479 68,871 106,437 206,613 319,311 390,269 1,170,807 and 3,512,421, with no remainder.
Since 3,512,421 cannot be divided by just 1 and 3,512,421, it is not a prime number.