Q: Is 15,154,400 a Composite Number?

Why is 15,154,400 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 15,154,400 can be evenly divided by 1 2 4 5 8 10 16 19 20 25 32 38 40 50 76 80 95 100 152 160 190 200 304 380 400 475 608 760 800 950 997 1,520 1,900 1,994 3,040 3,800 3,988 4,985 7,600 7,976 9,970 15,200 15,952 18,943 19,940 24,925 31,904 37,886 39,880 49,850 75,772 79,760 94,715 99,700 151,544 159,520 189,430 199,400 303,088 378,860 398,800 473,575 606,176 757,720 797,600 947,150 1,515,440 1,894,300 3,030,880 3,788,600 7,577,200 and 15,154,400, with no remainder.

Since 15,154,400 cannot be divided by just 1 and 15,154,400, 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).