Q: Is 31,040,000 a Composite Number?

Why is 31,040,000 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 31,040,000 can be evenly divided by 1 2 4 5 8 10 16 20 25 32 40 50 64 80 97 100 125 128 160 194 200 250 256 320 388 400 485 500 512 625 640 776 800 970 1,000 1,250 1,280 1,552 1,600 1,940 2,000 2,425 2,500 2,560 3,104 3,200 3,880 4,000 4,850 5,000 6,208 6,400 7,760 8,000 9,700 10,000 12,125 12,416 12,800 15,520 16,000 19,400 20,000 24,250 24,832 31,040 32,000 38,800 40,000 48,500 49,664 60,625 62,080 64,000 77,600 80,000 97,000 121,250 124,160 155,200 160,000 194,000 242,500 248,320 310,400 320,000 388,000 485,000 620,800 776,000 970,000 1,241,600 1,552,000 1,940,000 3,104,000 3,880,000 6,208,000 7,760,000 15,520,000 and 31,040,000, with no remainder.

Since 31,040,000 cannot be divided by just 1 and 31,040,000, 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).