Q: Is 786,450 a Composite Number?

Why is 786,450 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 786,450 can be evenly divided by 1 2 3 5 6 7 10 14 15 21 25 30 35 42 49 50 70 75 98 105 107 147 150 175 210 214 245 294 321 350 490 525 535 642 735 749 1,050 1,070 1,225 1,470 1,498 1,605 2,247 2,450 2,675 3,210 3,675 3,745 4,494 5,243 5,350 7,350 7,490 8,025 10,486 11,235 15,729 16,050 18,725 22,470 26,215 31,458 37,450 52,430 56,175 78,645 112,350 131,075 157,290 262,150 393,225 and 786,450, with no remainder.

Since 786,450 cannot be divided by just 1 and 786,450, 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).