Q: Is 25,237,700 a Composite Number?

Why is 25,237,700 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 25,237,700 can be evenly divided by 1 2 4 5 10 19 20 25 37 38 50 74 76 95 100 148 185 190 359 370 380 475 703 718 740 925 950 1,406 1,436 1,795 1,850 1,900 2,812 3,515 3,590 3,700 6,821 7,030 7,180 8,975 13,283 13,642 14,060 17,575 17,950 26,566 27,284 34,105 35,150 35,900 53,132 66,415 68,210 70,300 132,830 136,420 170,525 252,377 265,660 332,075 341,050 504,754 664,150 682,100 1,009,508 1,261,885 1,328,300 2,523,770 5,047,540 6,309,425 12,618,850 and 25,237,700, with no remainder.

Since 25,237,700 cannot be divided by just 1 and 25,237,700, 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).