Q: Is 725,328 a Composite Number?

Why is 725,328 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 725,328 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 23 24 27 36 46 48 54 69 72 73 92 108 138 144 146 184 207 216 219 276 292 368 414 432 438 552 584 621 657 828 876 1,104 1,168 1,242 1,314 1,656 1,679 1,752 1,971 2,484 2,628 3,312 3,358 3,504 3,942 4,968 5,037 5,256 6,716 7,884 9,936 10,074 10,512 13,432 15,111 15,768 20,148 26,864 30,222 31,536 40,296 45,333 60,444 80,592 90,666 120,888 181,332 241,776 362,664 and 725,328, with no remainder.

Since 725,328 cannot be divided by just 1 and 725,328, 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).