Q: Is 1,276,560 a Composite Number?

Why is 1,276,560 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 1,276,560 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 72 80 81 90 108 120 135 144 162 180 197 216 240 270 324 360 394 405 432 540 591 648 720 788 810 985 1,080 1,182 1,296 1,576 1,620 1,773 1,970 2,160 2,364 2,955 3,152 3,240 3,546 3,940 4,728 5,319 5,910 6,480 7,092 7,880 8,865 9,456 10,638 11,820 14,184 15,760 15,957 17,730 21,276 23,640 26,595 28,368 31,914 35,460 42,552 47,280 53,190 63,828 70,920 79,785 85,104 106,380 127,656 141,840 159,570 212,760 255,312 319,140 425,520 638,280 and 1,276,560, with no remainder.

Since 1,276,560 cannot be divided by just 1 and 1,276,560, 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).