Q: Is 2,442,400 a Composite Number?

Why is 2,442,400 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 2,442,400 can be evenly divided by 1 2 4 5 8 10 16 20 25 32 40 43 50 71 80 86 100 142 160 172 200 215 284 344 355 400 430 568 688 710 800 860 1,075 1,136 1,376 1,420 1,720 1,775 2,150 2,272 2,840 3,053 3,440 3,550 4,300 5,680 6,106 6,880 7,100 8,600 11,360 12,212 14,200 15,265 17,200 24,424 28,400 30,530 34,400 48,848 56,800 61,060 76,325 97,696 122,120 152,650 244,240 305,300 488,480 610,600 1,221,200 and 2,442,400, with no remainder.

Since 2,442,400 cannot be divided by just 1 and 2,442,400, 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).