Q: Is 2,616,400 a Composite Number?

Why is 2,616,400 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 2,616,400 can be evenly divided by 1 2 4 5 8 10 16 20 25 31 40 50 62 80 100 124 155 200 211 248 310 400 422 496 620 775 844 1,055 1,240 1,550 1,688 2,110 2,480 3,100 3,376 4,220 5,275 6,200 6,541 8,440 10,550 12,400 13,082 16,880 21,100 26,164 32,705 42,200 52,328 65,410 84,400 104,656 130,820 163,525 261,640 327,050 523,280 654,100 1,308,200 and 2,616,400, with no remainder.

Since 2,616,400 cannot be divided by just 1 and 2,616,400, 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).