Q: Is 2,345,920 a Prime Number?
A: No, 2,345,920 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 2345920 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 160 320 7,331 14,662 29,324 36,655 58,648 73,310 117,296 146,620 234,592 293,240 469,184 586,480 1,172,960 and 2,345,920, with no remainder.
Since 2,345,920 cannot be divided by just 1 and 2,345,920, it is not a prime number.