Q: Is 392,000 a Prime Number?
A: No, 392,000 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 392000 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 49 50 56 64 70 80 98 100 112 125 140 160 175 196 200 224 245 250 280 320 350 392 400 448 490 500 560 700 784 800 875 980 1,000 1,120 1,225 1,400 1,568 1,600 1,750 1,960 2,000 2,240 2,450 2,800 3,136 3,500 3,920 4,000 4,900 5,600 6,125 7,000 7,840 8,000 9,800 11,200 12,250 14,000 15,680 19,600 24,500 28,000 39,200 49,000 56,000 78,400 98,000 196,000 and 392,000, with no remainder.
Since 392,000 cannot be divided by just 1 and 392,000, it is not a prime number.