Q: Is 900,018 a Prime Number?
A: No, 900,018 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 900018 can be evenly divided by 1 2 3 6 7 9 14 18 21 27 42 54 63 126 189 378 2,381 4,762 7,143 14,286 16,667 21,429 33,334 42,858 50,001 64,287 100,002 128,574 150,003 300,006 450,009 and 900,018, with no remainder.
Since 900,018 cannot be divided by just 1 and 900,018, it is not a prime number.