Q: Is 248,640 a Composite Number?

Why is 248,640 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 248,640 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 37 40 42 48 56 60 64 70 74 80 84 96 105 111 112 120 140 148 160 168 185 192 210 222 224 240 259 280 296 320 336 370 420 444 448 480 518 555 560 592 672 740 777 840 888 960 1,036 1,110 1,120 1,184 1,295 1,344 1,480 1,554 1,680 1,776 2,072 2,220 2,240 2,368 2,590 2,960 3,108 3,360 3,552 3,885 4,144 4,440 5,180 5,920 6,216 6,720 7,104 7,770 8,288 8,880 10,360 11,840 12,432 15,540 16,576 17,760 20,720 24,864 31,080 35,520 41,440 49,728 62,160 82,880 124,320 and 248,640, with no remainder.

Since 248,640 cannot be divided by just 1 and 248,640, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).