Q: Is 397,600 a Prime Number?
A: No, 397,600 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 397600 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 56 70 71 80 100 112 140 142 160 175 200 224 280 284 350 355 400 497 560 568 700 710 800 994 1,120 1,136 1,400 1,420 1,775 1,988 2,272 2,485 2,800 2,840 3,550 3,976 4,970 5,600 5,680 7,100 7,952 9,940 11,360 12,425 14,200 15,904 19,880 24,850 28,400 39,760 49,700 56,800 79,520 99,400 198,800 and 397,600, with no remainder.
Since 397,600 cannot be divided by just 1 and 397,600, it is not a prime number.