Q: Is 138,000 a Composite Number?

Why is 138,000 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 138,000 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 23 24 25 30 40 46 48 50 60 69 75 80 92 100 115 120 125 138 150 184 200 230 240 250 276 300 345 368 375 400 460 500 552 575 600 690 750 920 1,000 1,104 1,150 1,200 1,380 1,500 1,725 1,840 2,000 2,300 2,760 2,875 3,000 3,450 4,600 5,520 5,750 6,000 6,900 8,625 9,200 11,500 13,800 17,250 23,000 27,600 34,500 46,000 69,000 and 138,000, with no remainder.

Since 138,000 cannot be divided by just 1 and 138,000, 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).