Q: Is 3,145,340 a Composite Number?

Why is 3,145,340 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 3,145,340 can be evenly divided by 1 2 4 5 10 11 17 20 22 29 34 44 55 58 68 85 110 116 145 170 187 220 290 319 340 374 493 580 638 748 841 935 986 1,276 1,595 1,682 1,870 1,972 2,465 3,190 3,364 3,740 4,205 4,930 5,423 6,380 8,410 9,251 9,860 10,846 14,297 16,820 18,502 21,692 27,115 28,594 37,004 46,255 54,230 57,188 71,485 92,510 108,460 142,970 157,267 185,020 285,940 314,534 629,068 786,335 1,572,670 and 3,145,340, with no remainder.

Since 3,145,340 cannot be divided by just 1 and 3,145,340, 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).