Q: Is 276,480 a Prime Number?
A: No, 276,480 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 276480 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 90 96 108 120 128 135 144 160 180 192 216 240 256 270 288 320 360 384 432 480 512 540 576 640 720 768 864 960 1,024 1,080 1,152 1,280 1,440 1,536 1,728 1,920 2,048 2,160 2,304 2,560 2,880 3,072 3,456 3,840 4,320 4,608 5,120 5,760 6,144 6,912 7,680 8,640 9,216 10,240 11,520 13,824 15,360 17,280 18,432 23,040 27,648 30,720 34,560 46,080 55,296 69,120 92,160 138,240 and 276,480, with no remainder.
Since 276,480 cannot be divided by just 1 and 276,480, it is not a prime number.