Q: Is 428,472 a Prime Number?
A: No, 428,472 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 428472 can be evenly divided by 1 2 3 4 6 8 9 11 12 18 22 24 33 36 44 66 72 88 99 132 198 264 396 541 792 1,082 1,623 2,164 3,246 4,328 4,869 5,951 6,492 9,738 11,902 12,984 17,853 19,476 23,804 35,706 38,952 47,608 53,559 71,412 107,118 142,824 214,236 and 428,472, with no remainder.
Since 428,472 cannot be divided by just 1 and 428,472, it is not a prime number.