Q: Is 320,242,400 a Composite Number?

Why is 320,242,400 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 320,242,400 can be evenly divided by 1 2 4 5 8 10 16 20 25 31 32 37 40 50 62 74 80 100 124 148 155 160 185 200 248 296 310 349 370 400 496 592 620 698 740 775 800 925 992 1,147 1,184 1,240 1,396 1,480 1,550 1,745 1,850 2,294 2,480 2,792 2,960 3,100 3,490 3,700 4,588 4,960 5,584 5,735 5,920 6,200 6,980 7,400 8,725 9,176 10,819 11,168 11,470 12,400 12,913 13,960 14,800 17,450 18,352 21,638 22,940 24,800 25,826 27,920 28,675 29,600 34,900 36,704 43,276 45,880 51,652 54,095 55,840 57,350 64,565 69,800 86,552 91,760 103,304 108,190 114,700 129,130 139,600 173,104 183,520 206,608 216,380 229,400 258,260 270,475 279,200 322,825 346,208 400,303 413,216 432,760 458,800 516,520 540,950 645,650 800,606 865,520 917,600 1,033,040 1,081,900 1,291,300 1,601,212 1,731,040 2,001,515 2,066,080 2,163,800 2,582,600 3,202,424 4,003,030 4,327,600 5,165,200 6,404,848 8,006,060 8,655,200 10,007,575 10,330,400 12,809,696 16,012,120 20,015,150 32,024,240 40,030,300 64,048,480 80,060,600 160,121,200 and 320,242,400, with no remainder.

Since 320,242,400 cannot be divided by just 1 and 320,242,400, 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).