Q: Is 438,020 a Prime Number?
A: No, 438,020 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 438020 can be evenly divided by 1 2 4 5 10 11 20 22 44 55 110 121 181 220 242 362 484 605 724 905 1,210 1,810 1,991 2,420 3,620 3,982 7,964 9,955 19,910 21,901 39,820 43,802 87,604 109,505 219,010 and 438,020, with no remainder.
Since 438,020 cannot be divided by just 1 and 438,020, it is not a prime number.