Q: Is 998,620 a Prime Number?
A: No, 998,620 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 998620 can be evenly divided by 1 2 4 5 7 10 14 20 28 35 49 70 98 140 196 245 490 980 1,019 2,038 4,076 5,095 7,133 10,190 14,266 20,380 28,532 35,665 49,931 71,330 99,862 142,660 199,724 249,655 499,310 and 998,620, with no remainder.
Since 998,620 cannot be divided by just 1 and 998,620, it is not a prime number.