Q: Is 457,000 a Prime Number?
A: No, 457,000 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 457000 can be evenly divided by 1 2 4 5 8 10 20 25 40 50 100 125 200 250 457 500 914 1,000 1,828 2,285 3,656 4,570 9,140 11,425 18,280 22,850 45,700 57,125 91,400 114,250 228,500 and 457,000, with no remainder.
Since 457,000 cannot be divided by just 1 and 457,000, it is not a prime number.