Q: Is 12,354,320 a Composite Number?

Why is 12,354,320 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 12,354,320 can be evenly divided by 1 2 4 5 8 10 11 16 20 22 40 44 55 80 88 101 110 139 176 202 220 278 404 440 505 556 695 808 880 1,010 1,111 1,112 1,390 1,529 1,616 2,020 2,222 2,224 2,780 3,058 4,040 4,444 5,555 5,560 6,116 7,645 8,080 8,888 11,110 11,120 12,232 14,039 15,290 17,776 22,220 24,464 28,078 30,580 44,440 56,156 61,160 70,195 88,880 112,312 122,320 140,390 154,429 224,624 280,780 308,858 561,560 617,716 772,145 1,123,120 1,235,432 1,544,290 2,470,864 3,088,580 6,177,160 and 12,354,320, with no remainder.

Since 12,354,320 cannot be divided by just 1 and 12,354,320, 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).