Q: Is 402,480 a Composite Number?

Why is 402,480 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 402,480 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 36 39 40 43 45 48 52 60 65 72 78 80 86 90 104 117 120 129 130 144 156 172 180 195 208 215 234 240 258 260 312 344 360 387 390 430 468 516 520 559 585 624 645 688 720 774 780 860 936 1,032 1,040 1,118 1,170 1,290 1,548 1,560 1,677 1,720 1,872 1,935 2,064 2,236 2,340 2,580 2,795 3,096 3,120 3,354 3,440 3,870 4,472 4,680 5,031 5,160 5,590 6,192 6,708 7,740 8,385 8,944 9,360 10,062 10,320 11,180 13,416 15,480 16,770 20,124 22,360 25,155 26,832 30,960 33,540 40,248 44,720 50,310 67,080 80,496 100,620 134,160 201,240 and 402,480, with no remainder.

Since 402,480 cannot be divided by just 1 and 402,480, 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).