Q: Is 556,500 a Prime Number?
A: No, 556,500 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 556500 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 20 21 25 28 30 35 42 50 53 60 70 75 84 100 105 106 125 140 150 159 175 210 212 250 265 300 318 350 371 375 420 500 525 530 636 700 742 750 795 875 1,050 1,060 1,113 1,325 1,484 1,500 1,590 1,750 1,855 2,100 2,226 2,625 2,650 3,180 3,500 3,710 3,975 4,452 5,250 5,300 5,565 6,625 7,420 7,950 9,275 10,500 11,130 13,250 15,900 18,550 19,875 22,260 26,500 27,825 37,100 39,750 46,375 55,650 79,500 92,750 111,300 139,125 185,500 278,250 and 556,500, with no remainder.
Since 556,500 cannot be divided by just 1 and 556,500, it is not a prime number.