Q: Is 7,127,680 a Composite Number?

Why is 7,127,680 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 7,127,680 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 28 32 35 37 40 43 56 64 70 74 80 86 112 128 140 148 160 172 185 215 224 259 280 296 301 320 344 370 430 448 518 560 592 602 640 688 740 860 896 1,036 1,120 1,184 1,204 1,295 1,376 1,480 1,505 1,591 1,720 2,072 2,240 2,368 2,408 2,590 2,752 2,960 3,010 3,182 3,440 4,144 4,480 4,736 4,816 5,180 5,504 5,920 6,020 6,364 6,880 7,955 8,288 9,632 10,360 11,137 11,840 12,040 12,728 13,760 15,910 16,576 19,264 20,720 22,274 23,680 24,080 25,456 27,520 31,820 33,152 38,528 41,440 44,548 48,160 50,912 55,685 63,640 82,880 89,096 96,320 101,824 111,370 127,280 165,760 178,192 192,640 203,648 222,740 254,560 356,384 445,480 509,120 712,768 890,960 1,018,240 1,425,536 1,781,920 3,563,840 and 7,127,680, with no remainder.

Since 7,127,680 cannot be divided by just 1 and 7,127,680, 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).