Q: Is 6,426,400 a Prime Number?
A: No, 6,426,400 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 6426400 can be evenly divided by 1 2 4 5 8 10 16 20 25 29 32 40 50 58 80 100 116 145 160 200 232 277 290 400 464 554 580 725 800 928 1,108 1,160 1,385 1,450 2,216 2,320 2,770 2,900 4,432 4,640 5,540 5,800 6,925 8,033 8,864 11,080 11,600 13,850 16,066 22,160 23,200 27,700 32,132 40,165 44,320 55,400 64,264 80,330 110,800 128,528 160,660 200,825 221,600 257,056 321,320 401,650 642,640 803,300 1,285,280 1,606,600 3,213,200 and 6,426,400, with no remainder.
Since 6,426,400 cannot be divided by just 1 and 6,426,400, it is not a prime number.