Q: Is 443,072 a Prime Number?
A: No, 443,072 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 443072 can be evenly divided by 1 2 4 7 8 14 16 23 28 32 43 46 56 64 86 92 112 161 172 184 224 301 322 344 368 448 602 644 688 736 989 1,204 1,288 1,376 1,472 1,978 2,408 2,576 2,752 3,956 4,816 5,152 6,923 7,912 9,632 10,304 13,846 15,824 19,264 27,692 31,648 55,384 63,296 110,768 221,536 and 443,072, with no remainder.
Since 443,072 cannot be divided by just 1 and 443,072, it is not a prime number.