Q: Is 1,231,630 a Prime Number?
A: No, 1,231,630 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 1231630 can be evenly divided by 1 2 5 10 29 31 58 62 137 145 155 274 290 310 685 899 1,370 1,798 3,973 4,247 4,495 7,946 8,494 8,990 19,865 21,235 39,730 42,470 123,163 246,326 615,815 and 1,231,630, with no remainder.
Since 1,231,630 cannot be divided by just 1 and 1,231,630, it is not a prime number.