Q: Is 1,418,400 a Composite Number?

Why is 1,418,400 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 1,418,400 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 72 75 80 90 96 100 120 144 150 160 180 197 200 225 240 288 300 360 394 400 450 480 591 600 720 788 800 900 985 1,182 1,200 1,440 1,576 1,773 1,800 1,970 2,364 2,400 2,955 3,152 3,546 3,600 3,940 4,728 4,925 5,910 6,304 7,092 7,200 7,880 8,865 9,456 9,850 11,820 14,184 14,775 15,760 17,730 18,912 19,700 23,640 28,368 29,550 31,520 35,460 39,400 44,325 47,280 56,736 59,100 70,920 78,800 88,650 94,560 118,200 141,840 157,600 177,300 236,400 283,680 354,600 472,800 709,200 and 1,418,400, with no remainder.

Since 1,418,400 cannot be divided by just 1 and 1,418,400, 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).