Q: Is 778,128 a Composite Number?

Why is 778,128 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 778,128 can be evenly divided by 1 2 3 4 6 8 12 13 16 24 26 29 39 43 48 52 58 78 86 87 104 116 129 156 172 174 208 232 258 312 344 348 377 464 516 559 624 688 696 754 1,032 1,118 1,131 1,247 1,392 1,508 1,677 2,064 2,236 2,262 2,494 3,016 3,354 3,741 4,472 4,524 4,988 6,032 6,708 7,482 8,944 9,048 9,976 13,416 14,964 16,211 18,096 19,952 26,832 29,928 32,422 48,633 59,856 64,844 97,266 129,688 194,532 259,376 389,064 and 778,128, with no remainder.

Since 778,128 cannot be divided by just 1 and 778,128, 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).