Q: Is 1,317,420 a Composite Number?

Why is 1,317,420 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 1,317,420 can be evenly divided by 1 2 3 4 5 6 9 10 12 13 15 18 20 26 30 36 39 45 52 60 65 78 90 117 130 156 180 195 234 260 390 468 563 585 780 1,126 1,170 1,689 2,252 2,340 2,815 3,378 5,067 5,630 6,756 7,319 8,445 10,134 11,260 14,638 16,890 20,268 21,957 25,335 29,276 33,780 36,595 43,914 50,670 65,871 73,190 87,828 101,340 109,785 131,742 146,380 219,570 263,484 329,355 439,140 658,710 and 1,317,420, with no remainder.

Since 1,317,420 cannot be divided by just 1 and 1,317,420, 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).