Q: Is 2,237,440 a Composite Number?

Why is 2,237,440 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 2,237,440 can be evenly divided by 1 2 4 5 8 10 16 19 20 23 32 38 40 46 64 76 80 92 95 115 128 152 160 184 190 230 256 304 320 368 380 437 460 512 608 640 736 760 874 920 1,024 1,216 1,280 1,472 1,520 1,748 1,840 2,185 2,432 2,560 2,944 3,040 3,496 3,680 4,370 4,864 5,120 5,888 6,080 6,992 7,360 8,740 9,728 11,776 12,160 13,984 14,720 17,480 19,456 23,552 24,320 27,968 29,440 34,960 48,640 55,936 58,880 69,920 97,280 111,872 117,760 139,840 223,744 279,680 447,488 559,360 1,118,720 and 2,237,440, with no remainder.

Since 2,237,440 cannot be divided by just 1 and 2,237,440, 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).