Q: Is 25,395,690 a Composite Number?

Why is 25,395,690 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 25,395,690 can be evenly divided by 1 2 3 5 6 10 15 30 37 74 111 137 167 185 222 274 334 370 411 501 555 685 822 835 1,002 1,110 1,370 1,670 2,055 2,505 4,110 5,010 5,069 6,179 10,138 12,358 15,207 18,537 22,879 25,345 30,414 30,895 37,074 45,758 50,690 61,790 68,637 76,035 92,685 114,395 137,274 152,070 185,370 228,790 343,185 686,370 846,523 1,693,046 2,539,569 4,232,615 5,079,138 8,465,230 12,697,845 and 25,395,690, with no remainder.

Since 25,395,690 cannot be divided by just 1 and 25,395,690, 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).