Q: Is 1,397,000 a Composite Number?

Why is 1,397,000 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 1,397,000 can be evenly divided by 1 2 4 5 8 10 11 20 22 25 40 44 50 55 88 100 110 125 127 200 220 250 254 275 440 500 508 550 635 1,000 1,016 1,100 1,270 1,375 1,397 2,200 2,540 2,750 2,794 3,175 5,080 5,500 5,588 6,350 6,985 11,000 11,176 12,700 13,970 15,875 25,400 27,940 31,750 34,925 55,880 63,500 69,850 127,000 139,700 174,625 279,400 349,250 698,500 and 1,397,000, with no remainder.

Since 1,397,000 cannot be divided by just 1 and 1,397,000, 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).