Q: Is 380,800 a Composite Number?

Why is 380,800 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 380,800 can be evenly divided by 1 2 4 5 7 8 10 14 16 17 20 25 28 32 34 35 40 50 56 64 68 70 80 85 100 112 119 128 136 140 160 170 175 200 224 238 272 280 320 340 350 400 425 448 476 544 560 595 640 680 700 800 850 896 952 1,088 1,120 1,190 1,360 1,400 1,600 1,700 1,904 2,176 2,240 2,380 2,720 2,800 2,975 3,200 3,400 3,808 4,480 4,760 5,440 5,600 5,950 6,800 7,616 9,520 10,880 11,200 11,900 13,600 15,232 19,040 22,400 23,800 27,200 38,080 47,600 54,400 76,160 95,200 190,400 and 380,800, with no remainder.

Since 380,800 cannot be divided by just 1 and 380,800, 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).