Q: Is 2,765,640 a Composite Number?

Why is 2,765,640 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 2,765,640 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 19 20 24 30 38 40 57 60 76 95 114 120 152 190 228 285 380 456 570 760 1,140 1,213 2,280 2,426 3,639 4,852 6,065 7,278 9,704 12,130 14,556 18,195 23,047 24,260 29,112 36,390 46,094 48,520 69,141 72,780 92,188 115,235 138,282 145,560 184,376 230,470 276,564 345,705 460,940 553,128 691,410 921,880 1,382,820 and 2,765,640, with no remainder.

Since 2,765,640 cannot be divided by just 1 and 2,765,640, 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).