Q: Is 16,685,440 a Composite Number?

Why is 16,685,440 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 16,685,440 can be evenly divided by 1 2 4 5 8 10 16 20 29 31 32 40 58 62 64 80 116 124 128 145 155 160 232 248 290 310 320 464 496 580 620 640 841 899 928 992 1,160 1,240 1,682 1,798 1,856 1,984 2,320 2,480 3,364 3,596 3,712 3,968 4,205 4,495 4,640 4,960 6,728 7,192 8,410 8,990 9,280 9,920 13,456 14,384 16,820 17,980 18,560 19,840 26,071 26,912 28,768 33,640 35,960 52,142 53,824 57,536 67,280 71,920 104,284 107,648 115,072 130,355 134,560 143,840 208,568 260,710 269,120 287,680 417,136 521,420 538,240 575,360 834,272 1,042,840 1,668,544 2,085,680 3,337,088 4,171,360 8,342,720 and 16,685,440, with no remainder.

Since 16,685,440 cannot be divided by just 1 and 16,685,440, 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).