Q: Is 501,000 a Prime Number?
A: No, 501,000 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 501000 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 75 100 120 125 150 167 200 250 300 334 375 500 501 600 668 750 835 1,000 1,002 1,336 1,500 1,670 2,004 2,505 3,000 3,340 4,008 4,175 5,010 6,680 8,350 10,020 12,525 16,700 20,040 20,875 25,050 33,400 41,750 50,100 62,625 83,500 100,200 125,250 167,000 250,500 and 501,000, with no remainder.
Since 501,000 cannot be divided by just 1 and 501,000, it is not a prime number.