Q: Is 170,240 a Composite Number?

Why is 170,240 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 170,240 can be evenly divided by 1 2 4 5 7 8 10 14 16 19 20 28 32 35 38 40 56 64 70 76 80 95 112 128 133 140 152 160 190 224 256 266 280 304 320 380 448 532 560 608 640 665 760 896 1,064 1,120 1,216 1,280 1,330 1,520 1,792 2,128 2,240 2,432 2,660 3,040 4,256 4,480 4,864 5,320 6,080 8,512 8,960 10,640 12,160 17,024 21,280 24,320 34,048 42,560 85,120 and 170,240, with no remainder.

Since 170,240 cannot be divided by just 1 and 170,240, 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).