Q: Is 1,353,880 a Composite Number?

Why is 1,353,880 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 1,353,880 can be evenly divided by 1 2 4 5 8 10 11 17 20 22 34 40 44 55 68 85 88 110 136 170 181 187 220 340 362 374 440 680 724 748 905 935 1,448 1,496 1,810 1,870 1,991 3,077 3,620 3,740 3,982 6,154 7,240 7,480 7,964 9,955 12,308 15,385 15,928 19,910 24,616 30,770 33,847 39,820 61,540 67,694 79,640 123,080 135,388 169,235 270,776 338,470 676,940 and 1,353,880, with no remainder.

Since 1,353,880 cannot be divided by just 1 and 1,353,880, 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).