Q: Is 345,600 a Composite Number?

Why is 345,600 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 345,600 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 32 36 40 45 48 50 54 60 64 72 75 80 90 96 100 108 120 128 135 144 150 160 180 192 200 216 225 240 256 270 288 300 320 360 384 400 432 450 480 512 540 576 600 640 675 720 768 800 864 900 960 1,080 1,152 1,200 1,280 1,350 1,440 1,536 1,600 1,728 1,800 1,920 2,160 2,304 2,400 2,560 2,700 2,880 3,200 3,456 3,600 3,840 4,320 4,608 4,800 5,400 5,760 6,400 6,912 7,200 7,680 8,640 9,600 10,800 11,520 12,800 13,824 14,400 17,280 19,200 21,600 23,040 28,800 34,560 38,400 43,200 57,600 69,120 86,400 115,200 172,800 and 345,600, with no remainder.

Since 345,600 cannot be divided by just 1 and 345,600, 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).