Q: Is 1,090,428 a Prime Number?
A: No, 1,090,428 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 1090428 can be evenly divided by 1 2 3 4 6 12 89 178 267 356 534 1,021 1,068 2,042 3,063 4,084 6,126 12,252 90,869 181,738 272,607 363,476 545,214 and 1,090,428, with no remainder.
Since 1,090,428 cannot be divided by just 1 and 1,090,428, it is not a prime number.