Q: Is 1,503,000 a Prime Number?
A: No, 1,503,000 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 1503000 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 30 36 40 45 50 60 72 75 90 100 120 125 150 167 180 200 225 250 300 334 360 375 450 500 501 600 668 750 835 900 1,000 1,002 1,125 1,336 1,500 1,503 1,670 1,800 2,004 2,250 2,505 3,000 3,006 3,340 4,008 4,175 4,500 5,010 6,012 6,680 7,515 8,350 9,000 10,020 12,024 12,525 15,030 16,700 20,040 20,875 25,050 30,060 33,400 37,575 41,750 50,100 60,120 62,625 75,150 83,500 100,200 125,250 150,300 167,000 187,875 250,500 300,600 375,750 501,000 751,500 and 1,503,000, with no remainder.
Since 1,503,000 cannot be divided by just 1 and 1,503,000, it is not a prime number.