Q: Is 2,446,640 a Prime Number?
A: No, 2,446,640 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 2446640 can be evenly divided by 1 2 4 5 7 8 10 14 16 17 20 28 34 35 40 56 68 70 80 85 112 119 136 140 170 238 257 272 280 340 476 514 560 595 680 952 1,028 1,190 1,285 1,360 1,799 1,904 2,056 2,380 2,570 3,598 4,112 4,369 4,760 5,140 7,196 8,738 8,995 9,520 10,280 14,392 17,476 17,990 20,560 21,845 28,784 30,583 34,952 35,980 43,690 61,166 69,904 71,960 87,380 122,332 143,920 152,915 174,760 244,664 305,830 349,520 489,328 611,660 1,223,320 and 2,446,640, with no remainder.
Since 2,446,640 cannot be divided by just 1 and 2,446,640, it is not a prime number.