Q: Is 6,778,440 a Composite Number?

Why is 6,778,440 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 6,778,440 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 19 20 24 30 36 38 40 45 57 60 72 76 90 95 114 120 152 171 180 190 228 285 342 360 380 456 570 684 760 855 991 1,140 1,368 1,710 1,982 2,280 2,973 3,420 3,964 4,955 5,946 6,840 7,928 8,919 9,910 11,892 14,865 17,838 18,829 19,820 23,784 29,730 35,676 37,658 39,640 44,595 56,487 59,460 71,352 75,316 89,190 94,145 112,974 118,920 150,632 169,461 178,380 188,290 225,948 282,435 338,922 356,760 376,580 451,896 564,870 677,844 753,160 847,305 1,129,740 1,355,688 1,694,610 2,259,480 3,389,220 and 6,778,440, with no remainder.

Since 6,778,440 cannot be divided by just 1 and 6,778,440, 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).