Q: Is 2,007,840 a Prime Number?
A: No, 2,007,840 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 2007840 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 47 48 60 80 89 94 96 120 141 160 178 188 235 240 267 282 356 376 445 470 480 534 564 705 712 752 890 940 1,068 1,128 1,335 1,410 1,424 1,504 1,780 1,880 2,136 2,256 2,670 2,820 2,848 3,560 3,760 4,183 4,272 4,512 5,340 5,640 7,120 7,520 8,366 8,544 10,680 11,280 12,549 14,240 16,732 20,915 21,360 22,560 25,098 33,464 41,830 42,720 50,196 62,745 66,928 83,660 100,392 125,490 133,856 167,320 200,784 250,980 334,640 401,568 501,960 669,280 1,003,920 and 2,007,840, with no remainder.
Since 2,007,840 cannot be divided by just 1 and 2,007,840, it is not a prime number.