Q: Is 405,600 a Composite Number?

Why is 405,600 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 405,600 can be evenly divided by 1 2 3 4 5 6 8 10 12 13 15 16 20 24 25 26 30 32 39 40 48 50 52 60 65 75 78 80 96 100 104 120 130 150 156 160 169 195 200 208 240 260 300 312 325 338 390 400 416 480 507 520 600 624 650 676 780 800 845 975 1,014 1,040 1,200 1,248 1,300 1,352 1,560 1,690 1,950 2,028 2,080 2,400 2,535 2,600 2,704 3,120 3,380 3,900 4,056 4,225 5,070 5,200 5,408 6,240 6,760 7,800 8,112 8,450 10,140 10,400 12,675 13,520 15,600 16,224 16,900 20,280 25,350 27,040 31,200 33,800 40,560 50,700 67,600 81,120 101,400 135,200 202,800 and 405,600, with no remainder.

Since 405,600 cannot be divided by just 1 and 405,600, 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).