Q: Is 1,543,560 a Composite Number?

Why is 1,543,560 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 1,543,560 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 19 20 24 30 38 40 57 60 76 95 114 120 152 190 228 285 380 456 570 677 760 1,140 1,354 2,031 2,280 2,708 3,385 4,062 5,416 6,770 8,124 10,155 12,863 13,540 16,248 20,310 25,726 27,080 38,589 40,620 51,452 64,315 77,178 81,240 102,904 128,630 154,356 192,945 257,260 308,712 385,890 514,520 771,780 and 1,543,560, with no remainder.

Since 1,543,560 cannot be divided by just 1 and 1,543,560, 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).