Q: Is 1,403,072 a Prime Number?
A: No, 1,403,072 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 1403072 can be evenly divided by 1 2 4 8 11 16 22 32 44 64 88 176 352 704 1,993 3,986 7,972 15,944 21,923 31,888 43,846 63,776 87,692 127,552 175,384 350,768 701,536 and 1,403,072, with no remainder.
Since 1,403,072 cannot be divided by just 1 and 1,403,072, it is not a prime number.