Q: Is 1,660,120 a Composite Number?

Why is 1,660,120 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 1,660,120 can be evenly divided by 1 2 4 5 7 8 10 11 14 20 22 28 35 40 44 49 55 56 70 77 88 98 110 121 140 154 196 220 242 245 280 308 343 385 392 440 484 490 539 605 616 686 770 847 968 980 1,078 1,210 1,372 1,540 1,694 1,715 1,960 2,156 2,420 2,695 2,744 3,080 3,388 3,430 3,773 4,235 4,312 4,840 5,390 5,929 6,776 6,860 7,546 8,470 10,780 11,858 13,720 15,092 16,940 18,865 21,560 23,716 29,645 30,184 33,880 37,730 41,503 47,432 59,290 75,460 83,006 118,580 150,920 166,012 207,515 237,160 332,024 415,030 830,060 and 1,660,120, with no remainder.

Since 1,660,120 cannot be divided by just 1 and 1,660,120, 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).