Q: Is 743,000 a Prime Number?
A: No, 743,000 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 743000 can be evenly divided by 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 743 1,000 1,486 2,972 3,715 5,944 7,430 14,860 18,575 29,720 37,150 74,300 92,875 148,600 185,750 371,500 and 743,000, with no remainder.
Since 743,000 cannot be divided by just 1 and 743,000, it is not a prime number.