Q: Is 445,440 a Composite Number?

Why is 445,440 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 445,440 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 29 30 32 40 48 58 60 64 80 87 96 116 120 128 145 160 174 192 232 240 256 290 320 348 384 435 464 480 512 580 640 696 768 870 928 960 1,024 1,160 1,280 1,392 1,536 1,740 1,856 1,920 2,320 2,560 2,784 3,072 3,480 3,712 3,840 4,640 5,120 5,568 6,960 7,424 7,680 9,280 11,136 13,920 14,848 15,360 18,560 22,272 27,840 29,696 37,120 44,544 55,680 74,240 89,088 111,360 148,480 222,720 and 445,440, with no remainder.

Since 445,440 cannot be divided by just 1 and 445,440, 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).