Q: Is 1,642,242 a Prime Number?
A: No, 1,642,242 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 1642242 can be evenly divided by 1 2 3 6 7 14 21 42 61 122 183 366 427 641 854 1,281 1,282 1,923 2,562 3,846 4,487 8,974 13,461 26,922 39,101 78,202 117,303 234,606 273,707 547,414 821,121 and 1,642,242, with no remainder.
Since 1,642,242 cannot be divided by just 1 and 1,642,242, it is not a prime number.