Q: Is 438,270 a Prime Number?
A: No, 438,270 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 438270 can be evenly divided by 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 2,087 4,174 6,261 10,435 12,522 14,609 20,870 29,218 31,305 43,827 62,610 73,045 87,654 146,090 219,135 and 438,270, with no remainder.
Since 438,270 cannot be divided by just 1 and 438,270, it is not a prime number.