Q: Is 1,224,210 a Composite Number?

Why is 1,224,210 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 1,224,210 can be evenly divided by 1 2 3 5 6 10 13 15 26 30 39 43 65 73 78 86 129 130 146 195 215 219 258 365 390 430 438 559 645 730 949 1,095 1,118 1,290 1,677 1,898 2,190 2,795 2,847 3,139 3,354 4,745 5,590 5,694 6,278 8,385 9,417 9,490 14,235 15,695 16,770 18,834 28,470 31,390 40,807 47,085 81,614 94,170 122,421 204,035 244,842 408,070 612,105 and 1,224,210, with no remainder.

Since 1,224,210 cannot be divided by just 1 and 1,224,210, 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).