Q: Is 978,918 a Prime Number?
A: No, 978,918 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 978918 can be evenly divided by 1 2 3 6 19 31 38 57 62 93 114 186 277 554 589 831 1,178 1,662 1,767 3,534 5,263 8,587 10,526 15,789 17,174 25,761 31,578 51,522 163,153 326,306 489,459 and 978,918, with no remainder.
Since 978,918 cannot be divided by just 1 and 978,918, it is not a prime number.