Q: Is 723,000 a Prime Number?
A: No, 723,000 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 723000 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 75 100 120 125 150 200 241 250 300 375 482 500 600 723 750 964 1,000 1,205 1,446 1,500 1,928 2,410 2,892 3,000 3,615 4,820 5,784 6,025 7,230 9,640 12,050 14,460 18,075 24,100 28,920 30,125 36,150 48,200 60,250 72,300 90,375 120,500 144,600 180,750 241,000 361,500 and 723,000, with no remainder.
Since 723,000 cannot be divided by just 1 and 723,000, it is not a prime number.