Q: Is 40,255,000 a Composite Number?

Why is 40,255,000 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 40,255,000 can be evenly divided by 1 2 4 5 8 10 20 25 40 50 83 97 100 125 166 194 200 250 332 388 415 485 500 625 664 776 830 970 1,000 1,250 1,660 1,940 2,075 2,425 2,500 3,320 3,880 4,150 4,850 5,000 8,051 8,300 9,700 10,375 12,125 16,102 16,600 19,400 20,750 24,250 32,204 40,255 41,500 48,500 51,875 60,625 64,408 80,510 83,000 97,000 103,750 121,250 161,020 201,275 207,500 242,500 322,040 402,550 415,000 485,000 805,100 1,006,375 1,610,200 2,012,750 4,025,500 5,031,875 8,051,000 10,063,750 20,127,500 and 40,255,000, with no remainder.

Since 40,255,000 cannot be divided by just 1 and 40,255,000, 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).