Q: Is 400,470 a Prime Number?
A: No, 400,470 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 400470 can be evenly divided by 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 1,907 3,814 5,721 9,535 11,442 13,349 19,070 26,698 28,605 40,047 57,210 66,745 80,094 133,490 200,235 and 400,470, with no remainder.
Since 400,470 cannot be divided by just 1 and 400,470, it is not a prime number.