Q: Is 320,450 a Prime Number?
A: No, 320,450 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 320450 can be evenly divided by 1 2 5 10 13 17 25 26 29 34 50 58 65 85 130 145 170 221 290 325 377 425 442 493 650 725 754 850 986 1,105 1,450 1,885 2,210 2,465 3,770 4,930 5,525 6,409 9,425 11,050 12,325 12,818 18,850 24,650 32,045 64,090 160,225 and 320,450, with no remainder.
Since 320,450 cannot be divided by just 1 and 320,450, it is not a prime number.