Q: Is 164,640 a Composite Number?

Why is 164,640 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 164,640 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 49 56 60 70 80 84 96 98 105 112 120 140 147 160 168 196 210 224 240 245 280 294 336 343 392 420 480 490 560 588 672 686 735 784 840 980 1,029 1,120 1,176 1,372 1,470 1,568 1,680 1,715 1,960 2,058 2,352 2,744 2,940 3,360 3,430 3,920 4,116 4,704 5,145 5,488 5,880 6,860 7,840 8,232 10,290 10,976 11,760 13,720 16,464 20,580 23,520 27,440 32,928 41,160 54,880 82,320 and 164,640, with no remainder.

Since 164,640 cannot be divided by just 1 and 164,640, 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).