Q: Is 12,480,000 a Composite Number?

Why is 12,480,000 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 12,480,000 can be evenly divided by 1 2 3 4 5 6 8 10 12 13 15 16 20 24 25 26 30 32 39 40 48 50 52 60 64 65 75 78 80 96 100 104 120 125 128 130 150 156 160 192 195 200 208 240 250 256 260 300 312 320 325 375 384 390 400 416 480 500 512 520 600 624 625 640 650 750 768 780 800 832 960 975 1,000 1,040 1,200 1,248 1,250 1,280 1,300 1,500 1,536 1,560 1,600 1,625 1,664 1,875 1,920 1,950 2,000 2,080 2,400 2,496 2,500 2,560 2,600 3,000 3,120 3,200 3,250 3,328 3,750 3,840 3,900 4,000 4,160 4,800 4,875 4,992 5,000 5,200 6,000 6,240 6,400 6,500 6,656 7,500 7,680 7,800 8,000 8,125 8,320 9,600 9,750 9,984 10,000 10,400 12,000 12,480 12,800 13,000 15,000 15,600 16,000 16,250 16,640 19,200 19,500 19,968 20,000 20,800 24,000 24,375 24,960 26,000 30,000 31,200 32,000 32,500 33,280 38,400 39,000 40,000 41,600 48,000 48,750 49,920 52,000 60,000 62,400 64,000 65,000 78,000 80,000 83,200 96,000 97,500 99,840 104,000 120,000 124,800 130,000 156,000 160,000 166,400 192,000 195,000 208,000 240,000 249,600 260,000 312,000 320,000 390,000 416,000 480,000 499,200 520,000 624,000 780,000 832,000 960,000 1,040,000 1,248,000 1,560,000 2,080,000 2,496,000 3,120,000 4,160,000 6,240,000 and 12,480,000, with no remainder.

Since 12,480,000 cannot be divided by just 1 and 12,480,000, 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).