Q: Is 342,240 a Composite Number?

Why is 342,240 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 342,240 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 23 24 30 31 32 40 46 48 60 62 69 80 92 93 96 115 120 124 138 155 160 184 186 230 240 248 276 310 345 368 372 460 465 480 496 552 620 690 713 736 744 920 930 992 1,104 1,240 1,380 1,426 1,488 1,840 1,860 2,139 2,208 2,480 2,760 2,852 2,976 3,565 3,680 3,720 4,278 4,960 5,520 5,704 7,130 7,440 8,556 10,695 11,040 11,408 14,260 14,880 17,112 21,390 22,816 28,520 34,224 42,780 57,040 68,448 85,560 114,080 171,120 and 342,240, with no remainder.

Since 342,240 cannot be divided by just 1 and 342,240, 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).