Q: Is 438,840 a Composite Number?

Why is 438,840 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 438,840 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 23 24 30 36 40 45 46 53 60 69 72 90 92 106 115 120 138 159 180 184 207 212 230 265 276 318 345 360 414 424 460 477 530 552 636 690 795 828 920 954 1,035 1,060 1,219 1,272 1,380 1,590 1,656 1,908 2,070 2,120 2,385 2,438 2,760 3,180 3,657 3,816 4,140 4,770 4,876 6,095 6,360 7,314 8,280 9,540 9,752 10,971 12,190 14,628 18,285 19,080 21,942 24,380 29,256 36,570 43,884 48,760 54,855 73,140 87,768 109,710 146,280 219,420 and 438,840, with no remainder.

Since 438,840 cannot be divided by just 1 and 438,840, 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).