Q: Is 213,540,120 a Composite Number?

Why is 213,540,120 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 213,540,120 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 197 360 394 591 788 985 1,182 1,576 1,773 1,970 2,364 2,955 3,011 3,546 3,940 4,728 5,910 6,022 7,092 7,880 8,865 9,033 11,820 12,044 14,184 15,055 17,730 18,066 23,640 24,088 27,099 30,110 35,460 36,132 45,165 54,198 60,220 70,920 72,264 90,330 108,396 120,440 135,495 180,660 216,792 270,990 361,320 541,980 593,167 1,083,960 1,186,334 1,779,501 2,372,668 2,965,835 3,559,002 4,745,336 5,338,503 5,931,670 7,118,004 8,897,505 10,677,006 11,863,340 14,236,008 17,795,010 21,354,012 23,726,680 26,692,515 35,590,020 42,708,024 53,385,030 71,180,040 106,770,060 and 213,540,120, with no remainder.

Since 213,540,120 cannot be divided by just 1 and 213,540,120, 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).