Q: Is 255,960 a Prime Number?
A: No, 255,960 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 255960 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 79 81 90 108 120 135 158 162 180 216 237 270 316 324 360 395 405 474 540 632 648 711 790 810 948 1,080 1,185 1,422 1,580 1,620 1,896 2,133 2,370 2,844 3,160 3,240 3,555 4,266 4,740 5,688 6,399 7,110 8,532 9,480 10,665 12,798 14,220 17,064 21,330 25,596 28,440 31,995 42,660 51,192 63,990 85,320 127,980 and 255,960, with no remainder.
Since 255,960 cannot be divided by just 1 and 255,960, it is not a prime number.