Q: Is 15,354,450 a Composite Number?

Why is 15,354,450 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 15,354,450 can be evenly divided by 1 2 3 5 6 9 10 15 18 25 30 45 50 75 90 149 150 225 229 298 447 450 458 687 745 894 1,145 1,341 1,374 1,490 2,061 2,235 2,290 2,682 3,435 3,725 4,122 4,470 5,725 6,705 6,870 7,450 10,305 11,175 11,450 13,410 17,175 20,610 22,350 33,525 34,121 34,350 51,525 67,050 68,242 102,363 103,050 170,605 204,726 307,089 341,210 511,815 614,178 853,025 1,023,630 1,535,445 1,706,050 2,559,075 3,070,890 5,118,150 7,677,225 and 15,354,450, with no remainder.

Since 15,354,450 cannot be divided by just 1 and 15,354,450, 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).