Q: Is 1,601,128 a Prime Number?
A: No, 1,601,128 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 1601128 can be evenly divided by 1 2 4 8 17 34 61 68 122 136 193 244 386 488 772 1,037 1,544 2,074 3,281 4,148 6,562 8,296 11,773 13,124 23,546 26,248 47,092 94,184 200,141 400,282 800,564 and 1,601,128, with no remainder.
Since 1,601,128 cannot be divided by just 1 and 1,601,128, it is not a prime number.