Q: Is 321,200 a Prime Number?
A: No, 321,200 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 321200 can be evenly divided by 1 2 4 5 8 10 11 16 20 22 25 40 44 50 55 73 80 88 100 110 146 176 200 220 275 292 365 400 440 550 584 730 803 880 1,100 1,168 1,460 1,606 1,825 2,200 2,920 3,212 3,650 4,015 4,400 5,840 6,424 7,300 8,030 12,848 14,600 16,060 20,075 29,200 32,120 40,150 64,240 80,300 160,600 and 321,200, with no remainder.
Since 321,200 cannot be divided by just 1 and 321,200, it is not a prime number.