Q: Is 782,400 a Composite Number?

Why is 782,400 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 782,400 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 48 50 60 64 75 80 96 100 120 150 160 163 192 200 240 300 320 326 400 480 489 600 652 800 815 960 978 1,200 1,304 1,600 1,630 1,956 2,400 2,445 2,608 3,260 3,912 4,075 4,800 4,890 5,216 6,520 7,824 8,150 9,780 10,432 12,225 13,040 15,648 16,300 19,560 24,450 26,080 31,296 32,600 39,120 48,900 52,160 65,200 78,240 97,800 130,400 156,480 195,600 260,800 391,200 and 782,400, with no remainder.

Since 782,400 cannot be divided by just 1 and 782,400, 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).