Q: Is 140,400 a Composite Number?

Why is 140,400 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 140,400 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 25 26 27 30 36 39 40 45 48 50 52 54 60 65 72 75 78 80 90 100 104 108 117 120 130 135 144 150 156 180 195 200 208 216 225 234 240 260 270 300 312 325 351 360 390 400 432 450 468 520 540 585 600 624 650 675 702 720 780 900 936 975 1,040 1,080 1,170 1,200 1,300 1,350 1,404 1,560 1,755 1,800 1,872 1,950 2,160 2,340 2,600 2,700 2,808 2,925 3,120 3,510 3,600 3,900 4,680 5,200 5,400 5,616 5,850 7,020 7,800 8,775 9,360 10,800 11,700 14,040 15,600 17,550 23,400 28,080 35,100 46,800 70,200 and 140,400, with no remainder.

Since 140,400 cannot be divided by just 1 and 140,400, 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).