Q: Is 705,120 a Composite Number?

Why is 705,120 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 705,120 can be evenly divided by 1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 65 78 80 96 104 113 120 130 156 160 195 208 226 240 260 312 339 390 416 452 480 520 565 624 678 780 904 1,040 1,130 1,248 1,356 1,469 1,560 1,695 1,808 2,080 2,260 2,712 2,938 3,120 3,390 3,616 4,407 4,520 5,424 5,876 6,240 6,780 7,345 8,814 9,040 10,848 11,752 13,560 14,690 17,628 18,080 22,035 23,504 27,120 29,380 35,256 44,070 47,008 54,240 58,760 70,512 88,140 117,520 141,024 176,280 235,040 352,560 and 705,120, with no remainder.

Since 705,120 cannot be divided by just 1 and 705,120, 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).