Q: Is 157,320 a Composite Number?

Why is 157,320 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 157,320 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 19 20 23 24 30 36 38 40 45 46 57 60 69 72 76 90 92 95 114 115 120 138 152 171 180 184 190 207 228 230 276 285 342 345 360 380 414 437 456 460 552 570 684 690 760 828 855 874 920 1,035 1,140 1,311 1,368 1,380 1,656 1,710 1,748 2,070 2,185 2,280 2,622 2,760 3,420 3,496 3,933 4,140 4,370 5,244 6,555 6,840 7,866 8,280 8,740 10,488 13,110 15,732 17,480 19,665 26,220 31,464 39,330 52,440 78,660 and 157,320, with no remainder.

Since 157,320 cannot be divided by just 1 and 157,320, 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).