Q: Is 2,651,740 a Composite Number?

Why is 2,651,740 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 2,651,740 can be evenly divided by 1 2 4 5 7 10 13 14 20 26 28 31 35 47 52 62 65 70 91 94 124 130 140 155 182 188 217 235 260 310 329 364 403 434 455 470 611 620 658 806 868 910 940 1,085 1,222 1,316 1,457 1,612 1,645 1,820 2,015 2,170 2,444 2,821 2,914 3,055 3,290 4,030 4,277 4,340 5,642 5,828 6,110 6,580 7,285 8,060 8,554 10,199 11,284 12,220 14,105 14,570 17,108 18,941 20,398 21,385 28,210 29,140 37,882 40,796 42,770 50,995 56,420 75,764 85,540 94,705 101,990 132,587 189,410 203,980 265,174 378,820 530,348 662,935 1,325,870 and 2,651,740, with no remainder.

Since 2,651,740 cannot be divided by just 1 and 2,651,740, 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).