Q: Is 1,371,240 a Composite Number?

Why is 1,371,240 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 1,371,240 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 90 104 117 120 130 156 180 195 234 260 293 312 360 390 468 520 585 586 780 879 936 1,170 1,172 1,465 1,560 1,758 2,340 2,344 2,637 2,930 3,516 3,809 4,395 4,680 5,274 5,860 7,032 7,618 8,790 10,548 11,427 11,720 13,185 15,236 17,580 19,045 21,096 22,854 26,370 30,472 34,281 35,160 38,090 45,708 52,740 57,135 68,562 76,180 91,416 105,480 114,270 137,124 152,360 171,405 228,540 274,248 342,810 457,080 685,620 and 1,371,240, with no remainder.

Since 1,371,240 cannot be divided by just 1 and 1,371,240, 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).