Q: Is 2,779,434 a Composite Number?

Why is 2,779,434 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 2,779,434 can be evenly divided by 1 2 3 6 7 9 14 18 19 21 27 38 42 43 54 57 63 81 86 114 126 129 133 162 171 189 243 258 266 301 342 378 387 399 486 513 567 602 774 798 817 903 1,026 1,134 1,161 1,197 1,539 1,634 1,701 1,806 2,322 2,394 2,451 2,709 3,078 3,402 3,483 3,591 4,617 4,902 5,418 5,719 6,966 7,182 7,353 8,127 9,234 10,449 10,773 11,438 14,706 16,254 17,157 20,898 21,546 22,059 24,381 32,319 34,314 44,118 48,762 51,471 64,638 66,177 73,143 102,942 132,354 146,286 154,413 198,531 308,826 397,062 463,239 926,478 1,389,717 and 2,779,434, with no remainder.

Since 2,779,434 cannot be divided by just 1 and 2,779,434, 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).