Q: Is 486,400 a Composite Number?

Why is 486,400 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 486,400 can be evenly divided by 1 2 4 5 8 10 16 19 20 25 32 38 40 50 64 76 80 95 100 128 152 160 190 200 256 304 320 380 400 475 512 608 640 760 800 950 1,024 1,216 1,280 1,520 1,600 1,900 2,432 2,560 3,040 3,200 3,800 4,864 5,120 6,080 6,400 7,600 9,728 12,160 12,800 15,200 19,456 24,320 25,600 30,400 48,640 60,800 97,280 121,600 243,200 and 486,400, with no remainder.

Since 486,400 cannot be divided by just 1 and 486,400, 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).