Q: Is 578,000 a Prime Number?
A: No, 578,000 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 578000 can be evenly divided by 1 2 4 5 8 10 16 17 20 25 34 40 50 68 80 85 100 125 136 170 200 250 272 289 340 400 425 500 578 680 850 1,000 1,156 1,360 1,445 1,700 2,000 2,125 2,312 2,890 3,400 4,250 4,624 5,780 6,800 7,225 8,500 11,560 14,450 17,000 23,120 28,900 34,000 36,125 57,800 72,250 115,600 144,500 289,000 and 578,000, with no remainder.
Since 578,000 cannot be divided by just 1 and 578,000, it is not a prime number.