Q: Is 1,431,570 a Composite Number?

Why is 1,431,570 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 1,431,570 can be evenly divided by 1 2 3 5 6 7 10 14 15 17 21 30 34 35 42 51 70 85 102 105 119 170 210 238 255 357 401 510 595 714 802 1,190 1,203 1,785 2,005 2,406 2,807 3,570 4,010 5,614 6,015 6,817 8,421 12,030 13,634 14,035 16,842 20,451 28,070 34,085 40,902 42,105 47,719 68,170 84,210 95,438 102,255 143,157 204,510 238,595 286,314 477,190 715,785 and 1,431,570, with no remainder.

Since 1,431,570 cannot be divided by just 1 and 1,431,570, 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).