Q: Is 12,670,720 a Composite Number?

Why is 12,670,720 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 12,670,720 can be evenly divided by 1 2 4 5 8 10 16 19 20 32 38 40 64 76 80 95 128 152 160 190 256 304 320 380 521 608 640 760 1,042 1,216 1,280 1,520 2,084 2,432 2,605 3,040 4,168 4,864 5,210 6,080 8,336 9,899 10,420 12,160 16,672 19,798 20,840 24,320 33,344 39,596 41,680 49,495 66,688 79,192 83,360 98,990 133,376 158,384 166,720 197,980 316,768 333,440 395,960 633,536 666,880 791,920 1,267,072 1,583,840 2,534,144 3,167,680 6,335,360 and 12,670,720, with no remainder.

Since 12,670,720 cannot be divided by just 1 and 12,670,720, 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).