Q: Is 8,400,120 a Prime Number?
A: No, 8,400,120 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 8400120 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 70,001 140,002 210,003 280,004 350,005 420,006 560,008 700,010 840,012 1,050,015 1,400,020 1,680,024 2,100,030 2,800,040 4,200,060 and 8,400,120, with no remainder.
Since 8,400,120 cannot be divided by just 1 and 8,400,120, it is not a prime number.