Q: Is 1,198,620 a Prime Number?
A: No, 1,198,620 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 1198620 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 6,659 13,318 19,977 26,636 33,295 39,954 59,931 66,590 79,908 99,885 119,862 133,180 199,770 239,724 299,655 399,540 599,310 and 1,198,620, with no remainder.
Since 1,198,620 cannot be divided by just 1 and 1,198,620, it is not a prime number.