Q: Is 1,201,920 a Prime Number?
A: No, 1,201,920 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 1201920 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 240 256 313 320 384 480 626 640 768 939 960 1,252 1,280 1,565 1,878 1,920 2,504 3,130 3,756 3,840 4,695 5,008 6,260 7,512 9,390 10,016 12,520 15,024 18,780 20,032 25,040 30,048 37,560 40,064 50,080 60,096 75,120 80,128 100,160 120,192 150,240 200,320 240,384 300,480 400,640 600,960 and 1,201,920, with no remainder.
Since 1,201,920 cannot be divided by just 1 and 1,201,920, it is not a prime number.