Q: Is 2,421,510 a Composite Number?

Why is 2,421,510 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 2,421,510 can be evenly divided by 1 2 3 5 6 7 10 13 14 15 21 26 30 35 39 42 65 70 78 91 105 130 182 195 210 273 390 455 546 887 910 1,365 1,774 2,661 2,730 4,435 5,322 6,209 8,870 11,531 12,418 13,305 18,627 23,062 26,610 31,045 34,593 37,254 57,655 62,090 69,186 80,717 93,135 115,310 161,434 172,965 186,270 242,151 345,930 403,585 484,302 807,170 1,210,755 and 2,421,510, with no remainder.

Since 2,421,510 cannot be divided by just 1 and 2,421,510, 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).