Q: Is 1,715,280 a Composite Number?

Why is 1,715,280 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 1,715,280 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 56 60 70 80 84 105 112 120 140 168 210 240 280 336 420 560 840 1,021 1,680 2,042 3,063 4,084 5,105 6,126 7,147 8,168 10,210 12,252 14,294 15,315 16,336 20,420 21,441 24,504 28,588 30,630 35,735 40,840 42,882 49,008 57,176 61,260 71,470 81,680 85,764 107,205 114,352 122,520 142,940 171,528 214,410 245,040 285,880 343,056 428,820 571,760 857,640 and 1,715,280, with no remainder.

Since 1,715,280 cannot be divided by just 1 and 1,715,280, 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).