Q: Is 1,400,400 a Composite Number?

Why is 1,400,400 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 1,400,400 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 36 40 45 48 50 60 72 75 80 90 100 120 144 150 180 200 225 240 300 360 389 400 450 600 720 778 900 1,167 1,200 1,556 1,800 1,945 2,334 3,112 3,501 3,600 3,890 4,668 5,835 6,224 7,002 7,780 9,336 9,725 11,670 14,004 15,560 17,505 18,672 19,450 23,340 28,008 29,175 31,120 35,010 38,900 46,680 56,016 58,350 70,020 77,800 87,525 93,360 116,700 140,040 155,600 175,050 233,400 280,080 350,100 466,800 700,200 and 1,400,400, with no remainder.

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