Q: Is 7,661,340 a Composite Number?

Why is 7,661,340 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 7,661,340 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 31 36 45 60 62 90 93 124 155 180 186 279 310 372 465 558 620 930 1,116 1,373 1,395 1,860 2,746 2,790 4,119 5,492 5,580 6,865 8,238 12,357 13,730 16,476 20,595 24,714 27,460 41,190 42,563 49,428 61,785 82,380 85,126 123,570 127,689 170,252 212,815 247,140 255,378 383,067 425,630 510,756 638,445 766,134 851,260 1,276,890 1,532,268 1,915,335 2,553,780 3,830,670 and 7,661,340, with no remainder.

Since 7,661,340 cannot be divided by just 1 and 7,661,340, 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).