Q: Is 2,136,400 a Composite Number?

Why is 2,136,400 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 2,136,400 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 25 28 35 40 49 50 56 70 80 98 100 109 112 140 175 196 200 218 245 280 350 392 400 436 490 545 560 700 763 784 872 980 1,090 1,225 1,400 1,526 1,744 1,960 2,180 2,450 2,725 2,800 3,052 3,815 3,920 4,360 4,900 5,341 5,450 6,104 7,630 8,720 9,800 10,682 10,900 12,208 15,260 19,075 19,600 21,364 21,800 26,705 30,520 38,150 42,728 43,600 53,410 61,040 76,300 85,456 106,820 133,525 152,600 213,640 267,050 305,200 427,280 534,100 1,068,200 and 2,136,400, with no remainder.

Since 2,136,400 cannot be divided by just 1 and 2,136,400, 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).