Q: Is 438,228 a Prime Number?
A: No, 438,228 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 438228 can be evenly divided by 1 2 3 4 6 7 9 12 14 18 21 28 36 37 42 47 63 74 84 94 111 126 141 148 188 222 252 259 282 329 333 423 444 518 564 658 666 777 846 987 1,036 1,316 1,332 1,554 1,692 1,739 1,974 2,331 2,961 3,108 3,478 3,948 4,662 5,217 5,922 6,956 9,324 10,434 11,844 12,173 15,651 20,868 24,346 31,302 36,519 48,692 62,604 73,038 109,557 146,076 219,114 and 438,228, with no remainder.
Since 438,228 cannot be divided by just 1 and 438,228, it is not a prime number.