Q: Is 2,472,540 a Composite Number?

Why is 2,472,540 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 2,472,540 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 20 21 28 29 30 35 42 49 58 60 70 84 87 98 105 116 140 145 147 174 196 203 210 245 290 294 348 406 420 435 490 580 588 609 735 812 841 870 980 1,015 1,218 1,421 1,470 1,682 1,740 2,030 2,436 2,523 2,842 2,940 3,045 3,364 4,060 4,205 4,263 5,046 5,684 5,887 6,090 7,105 8,410 8,526 10,092 11,774 12,180 12,615 14,210 16,820 17,052 17,661 21,315 23,548 25,230 28,420 29,435 35,322 41,209 42,630 50,460 58,870 70,644 82,418 85,260 88,305 117,740 123,627 164,836 176,610 206,045 247,254 353,220 412,090 494,508 618,135 824,180 1,236,270 and 2,472,540, with no remainder.

Since 2,472,540 cannot be divided by just 1 and 2,472,540, 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).