Q: Is 4,278,876 a Composite Number?

Why is 4,278,876 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 4,278,876 can be evenly divided by 1 2 3 4 6 7 12 14 19 21 28 38 42 49 57 76 84 98 114 133 147 196 228 266 294 383 399 532 588 766 798 931 1,149 1,532 1,596 1,862 2,298 2,681 2,793 3,724 4,596 5,362 5,586 7,277 8,043 10,724 11,172 14,554 16,086 18,767 21,831 29,108 32,172 37,534 43,662 50,939 56,301 75,068 87,324 101,878 112,602 152,817 203,756 225,204 305,634 356,573 611,268 713,146 1,069,719 1,426,292 2,139,438 and 4,278,876, with no remainder.

Since 4,278,876 cannot be divided by just 1 and 4,278,876, 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).