Q: Is 1,758,640 a Composite Number?

Why is 1,758,640 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 1,758,640 can be evenly divided by 1 2 4 5 8 10 13 16 19 20 26 38 40 52 65 76 80 89 95 104 130 152 178 190 208 247 260 304 356 380 445 494 520 712 760 890 988 1,040 1,157 1,235 1,424 1,520 1,691 1,780 1,976 2,314 2,470 3,382 3,560 3,952 4,628 4,940 5,785 6,764 7,120 8,455 9,256 9,880 11,570 13,528 16,910 18,512 19,760 21,983 23,140 27,056 33,820 43,966 46,280 67,640 87,932 92,560 109,915 135,280 175,864 219,830 351,728 439,660 879,320 and 1,758,640, with no remainder.

Since 1,758,640 cannot be divided by just 1 and 1,758,640, 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).