Q: Is 1,553,040 a Composite Number?

Why is 1,553,040 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 1,553,040 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 72 80 90 108 120 135 144 180 216 240 270 360 432 540 719 720 1,080 1,438 2,157 2,160 2,876 3,595 4,314 5,752 6,471 7,190 8,628 10,785 11,504 12,942 14,380 17,256 19,413 21,570 25,884 28,760 32,355 34,512 38,826 43,140 51,768 57,520 64,710 77,652 86,280 97,065 103,536 129,420 155,304 172,560 194,130 258,840 310,608 388,260 517,680 776,520 and 1,553,040, with no remainder.

Since 1,553,040 cannot be divided by just 1 and 1,553,040, 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).