Q: Is 211,920 a Prime Number?
A: No, 211,920 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 211920 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 883 1,766 2,649 3,532 4,415 5,298 7,064 8,830 10,596 13,245 14,128 17,660 21,192 26,490 35,320 42,384 52,980 70,640 105,960 and 211,920, with no remainder.
Since 211,920 cannot be divided by just 1 and 211,920, it is not a prime number.