Q: Is 1,840,440 a Composite Number?

Why is 1,840,440 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 1,840,440 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 28 30 35 40 42 49 56 60 70 84 98 105 120 140 147 168 196 210 245 280 294 313 392 420 490 588 626 735 840 939 980 1,176 1,252 1,470 1,565 1,878 1,960 2,191 2,504 2,940 3,130 3,756 4,382 4,695 5,880 6,260 6,573 7,512 8,764 9,390 10,955 12,520 13,146 15,337 17,528 18,780 21,910 26,292 30,674 32,865 37,560 43,820 46,011 52,584 61,348 65,730 76,685 87,640 92,022 122,696 131,460 153,370 184,044 230,055 262,920 306,740 368,088 460,110 613,480 920,220 and 1,840,440, with no remainder.

Since 1,840,440 cannot be divided by just 1 and 1,840,440, 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).