Q: Is 1,544,320 a Composite Number?

Why is 1,544,320 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 1,544,320 can be evenly divided by 1 2 4 5 8 10 16 19 20 32 38 40 64 76 80 95 127 128 152 160 190 254 304 320 380 508 608 635 640 760 1,016 1,216 1,270 1,520 2,032 2,413 2,432 2,540 3,040 4,064 4,826 5,080 6,080 8,128 9,652 10,160 12,065 12,160 16,256 19,304 20,320 24,130 38,608 40,640 48,260 77,216 81,280 96,520 154,432 193,040 308,864 386,080 772,160 and 1,544,320, with no remainder.

Since 1,544,320 cannot be divided by just 1 and 1,544,320, 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).