Q: Is 409,000 a Prime Number?
A: No, 409,000 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 409000 can be evenly divided by 1 2 4 5 8 10 20 25 40 50 100 125 200 250 409 500 818 1,000 1,636 2,045 3,272 4,090 8,180 10,225 16,360 20,450 40,900 51,125 81,800 102,250 204,500 and 409,000, with no remainder.
Since 409,000 cannot be divided by just 1 and 409,000, it is not a prime number.