Q: Is 728,700 a Composite Number?

Why is 728,700 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 728,700 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 20 21 25 28 30 35 42 50 60 70 75 84 100 105 140 150 175 210 300 347 350 420 525 694 700 1,041 1,050 1,388 1,735 2,082 2,100 2,429 3,470 4,164 4,858 5,205 6,940 7,287 8,675 9,716 10,410 12,145 14,574 17,350 20,820 24,290 26,025 29,148 34,700 36,435 48,580 52,050 60,725 72,870 104,100 121,450 145,740 182,175 242,900 364,350 and 728,700, with no remainder.

Since 728,700 cannot be divided by just 1 and 728,700, 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).