Q: Is 2,405,340 a Composite Number?

Why is 2,405,340 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 2,405,340 can be evenly divided by 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 23 28 30 35 36 42 45 46 60 63 69 70 83 84 90 92 105 115 126 138 140 161 166 180 207 210 230 249 252 276 315 322 332 345 414 415 420 460 483 498 581 630 644 690 747 805 828 830 966 996 1,035 1,162 1,245 1,260 1,380 1,449 1,494 1,610 1,660 1,743 1,909 1,932 2,070 2,324 2,415 2,490 2,898 2,905 2,988 3,220 3,486 3,735 3,818 4,140 4,830 4,980 5,229 5,727 5,796 5,810 6,972 7,245 7,470 7,636 8,715 9,545 9,660 10,458 11,454 11,620 13,363 14,490 14,940 17,181 17,430 19,090 20,916 22,908 26,145 26,726 28,635 28,980 34,362 34,860 38,180 40,089 52,290 53,452 57,270 66,815 68,724 80,178 85,905 104,580 114,540 120,267 133,630 160,356 171,810 200,445 240,534 267,260 343,620 400,890 481,068 601,335 801,780 1,202,670 and 2,405,340, with no remainder.

Since 2,405,340 cannot be divided by just 1 and 2,405,340, 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).