Q: Is 206,400 a Prime Number?
A: No, 206,400 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 206400 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 43 48 50 60 64 75 80 86 96 100 120 129 150 160 172 192 200 215 240 258 300 320 344 400 430 480 516 600 645 688 800 860 960 1,032 1,075 1,200 1,290 1,376 1,600 1,720 2,064 2,150 2,400 2,580 2,752 3,225 3,440 4,128 4,300 4,800 5,160 6,450 6,880 8,256 8,600 10,320 12,900 13,760 17,200 20,640 25,800 34,400 41,280 51,600 68,800 103,200 and 206,400, with no remainder.
Since 206,400 cannot be divided by just 1 and 206,400, it is not a prime number.