Q: Is 15,450,435 a Composite Number?

Why is 15,450,435 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 15,450,435 can be evenly divided by 1 3 5 7 9 11 13 15 21 33 35 39 45 49 55 63 65 77 91 99 105 117 143 147 165 195 231 245 273 315 343 385 429 441 455 495 539 585 637 693 715 735 819 1,001 1,029 1,155 1,287 1,365 1,617 1,715 1,911 2,145 2,205 2,401 2,695 3,003 3,087 3,185 3,465 3,773 4,095 4,459 4,851 5,005 5,145 5,733 6,435 7,007 7,203 8,085 9,009 9,555 11,319 12,005 13,377 15,015 15,435 18,865 21,021 21,609 22,295 24,255 26,411 28,665 31,213 33,957 35,035 36,015 40,131 45,045 49,049 56,595 63,063 66,885 79,233 93,639 105,105 108,045 132,055 147,147 156,065 169,785 200,655 237,699 245,245 280,917 315,315 343,343 396,165 441,441 468,195 735,735 1,030,029 1,188,495 1,404,585 1,716,715 2,207,205 3,090,087 5,150,145 and 15,450,435, with no remainder.

Since 15,450,435 cannot be divided by just 1 and 15,450,435, 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).