Q: Is 1,111,000 a Prime Number?
A: No, 1,111,000 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 1111000 can be evenly divided by 1 2 4 5 8 10 11 20 22 25 40 44 50 55 88 100 101 110 125 200 202 220 250 275 404 440 500 505 550 808 1,000 1,010 1,100 1,111 1,375 2,020 2,200 2,222 2,525 2,750 4,040 4,444 5,050 5,500 5,555 8,888 10,100 11,000 11,110 12,625 20,200 22,220 25,250 27,775 44,440 50,500 55,550 101,000 111,100 138,875 222,200 277,750 555,500 and 1,111,000, with no remainder.
Since 1,111,000 cannot be divided by just 1 and 1,111,000, it is not a prime number.