Q: Is 178,560 a Composite Number?

Why is 178,560 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 178,560 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 31 32 36 40 45 48 60 62 64 72 80 90 93 96 120 124 128 144 155 160 180 186 192 240 248 279 288 310 320 360 372 384 465 480 496 558 576 620 640 720 744 930 960 992 1,116 1,152 1,240 1,395 1,440 1,488 1,860 1,920 1,984 2,232 2,480 2,790 2,880 2,976 3,720 3,968 4,464 4,960 5,580 5,760 5,952 7,440 8,928 9,920 11,160 11,904 14,880 17,856 19,840 22,320 29,760 35,712 44,640 59,520 89,280 and 178,560, with no remainder.

Since 178,560 cannot be divided by just 1 and 178,560, 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).