Q: Is 578,400 a Composite Number?

Why is 578,400 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 578,400 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 48 50 60 75 80 96 100 120 150 160 200 240 241 300 400 480 482 600 723 800 964 1,200 1,205 1,446 1,928 2,400 2,410 2,892 3,615 3,856 4,820 5,784 6,025 7,230 7,712 9,640 11,568 12,050 14,460 18,075 19,280 23,136 24,100 28,920 36,150 38,560 48,200 57,840 72,300 96,400 115,680 144,600 192,800 289,200 and 578,400, with no remainder.

Since 578,400 cannot be divided by just 1 and 578,400, 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).