Q: Is 2,438,280 a Composite Number?

Why is 2,438,280 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 2,438,280 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 30 36 39 40 45 52 60 65 72 78 90 104 117 120 130 156 180 195 234 260 312 360 390 468 520 521 585 780 936 1,042 1,170 1,560 1,563 2,084 2,340 2,605 3,126 4,168 4,680 4,689 5,210 6,252 6,773 7,815 9,378 10,420 12,504 13,546 15,630 18,756 20,319 20,840 23,445 27,092 31,260 33,865 37,512 40,638 46,890 54,184 60,957 62,520 67,730 81,276 93,780 101,595 121,914 135,460 162,552 187,560 203,190 243,828 270,920 304,785 406,380 487,656 609,570 812,760 1,219,140 and 2,438,280, with no remainder.

Since 2,438,280 cannot be divided by just 1 and 2,438,280, 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).