Q: Is 1,322,400 a Composite Number?

Why is 1,322,400 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 1,322,400 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 19 20 24 25 29 30 32 38 40 48 50 57 58 60 75 76 80 87 95 96 100 114 116 120 145 150 152 160 174 190 200 228 232 240 285 290 300 304 348 380 400 435 456 464 475 480 551 570 580 600 608 696 725 760 800 870 912 928 950 1,102 1,140 1,160 1,200 1,392 1,425 1,450 1,520 1,653 1,740 1,824 1,900 2,175 2,204 2,280 2,320 2,400 2,755 2,784 2,850 2,900 3,040 3,306 3,480 3,800 4,350 4,408 4,560 4,640 5,510 5,700 5,800 6,612 6,960 7,600 8,265 8,700 8,816 9,120 11,020 11,400 11,600 13,224 13,775 13,920 15,200 16,530 17,400 17,632 22,040 22,800 23,200 26,448 27,550 33,060 34,800 41,325 44,080 45,600 52,896 55,100 66,120 69,600 82,650 88,160 110,200 132,240 165,300 220,400 264,480 330,600 440,800 661,200 and 1,322,400, with no remainder.

Since 1,322,400 cannot be divided by just 1 and 1,322,400, 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).