Q: Is 1,860,138 a Composite Number?

Why is 1,860,138 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 1,860,138 can be evenly divided by 1 2 3 6 7 9 14 18 19 21 27 37 38 42 49 54 57 63 74 98 111 114 126 133 147 171 189 222 259 266 294 333 342 378 399 441 513 518 666 703 777 798 882 931 999 1,026 1,197 1,323 1,406 1,554 1,813 1,862 1,998 2,109 2,331 2,394 2,646 2,793 3,591 3,626 4,218 4,662 4,921 5,439 5,586 6,327 6,993 7,182 8,379 9,842 10,878 12,654 13,986 14,763 16,317 16,758 18,981 25,137 29,526 32,634 34,447 37,962 44,289 48,951 50,274 68,894 88,578 97,902 103,341 132,867 206,682 265,734 310,023 620,046 930,069 and 1,860,138, with no remainder.

Since 1,860,138 cannot be divided by just 1 and 1,860,138, 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).