Q: Is 570,400 a Composite Number?

Why is 570,400 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 570,400 can be evenly divided by 1 2 4 5 8 10 16 20 23 25 31 32 40 46 50 62 80 92 100 115 124 155 160 184 200 230 248 310 368 400 460 496 575 620 713 736 775 800 920 992 1,150 1,240 1,426 1,550 1,840 2,300 2,480 2,852 3,100 3,565 3,680 4,600 4,960 5,704 6,200 7,130 9,200 11,408 12,400 14,260 17,825 18,400 22,816 24,800 28,520 35,650 57,040 71,300 114,080 142,600 285,200 and 570,400, with no remainder.

Since 570,400 cannot be divided by just 1 and 570,400, 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).