Q: Is 221,200 a Prime Number?
A: No, 221,200 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 221200 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 25 28 35 40 50 56 70 79 80 100 112 140 158 175 200 280 316 350 395 400 553 560 632 700 790 1,106 1,264 1,400 1,580 1,975 2,212 2,765 2,800 3,160 3,950 4,424 5,530 6,320 7,900 8,848 11,060 13,825 15,800 22,120 27,650 31,600 44,240 55,300 110,600 and 221,200, with no remainder.
Since 221,200 cannot be divided by just 1 and 221,200, it is not a prime number.