Q: Is 3,426,640 a Prime Number?
A: No, 3,426,640 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 3426640 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 28 29 35 40 56 58 70 80 112 116 140 145 203 211 232 280 290 406 422 464 560 580 812 844 1,015 1,055 1,160 1,477 1,624 1,688 2,030 2,110 2,320 2,954 3,248 3,376 4,060 4,220 5,908 6,119 7,385 8,120 8,440 11,816 12,238 14,770 16,240 16,880 23,632 24,476 29,540 30,595 42,833 48,952 59,080 61,190 85,666 97,904 118,160 122,380 171,332 214,165 244,760 342,664 428,330 489,520 685,328 856,660 1,713,320 and 3,426,640, with no remainder.
Since 3,426,640 cannot be divided by just 1 and 3,426,640, it is not a prime number.