Q: Is 2,723,920 a Prime Number?
A: No, 2,723,920 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 2723920 can be evenly divided by 1 2 4 5 8 10 16 20 40 79 80 158 316 395 431 632 790 862 1,264 1,580 1,724 2,155 3,160 3,448 4,310 6,320 6,896 8,620 17,240 34,049 34,480 68,098 136,196 170,245 272,392 340,490 544,784 680,980 1,361,960 and 2,723,920, with no remainder.
Since 2,723,920 cannot be divided by just 1 and 2,723,920, it is not a prime number.